20842922016

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{6581}}^1$

素因数の和:8175

約数の個数: 144

約数和(自身を含む): 67792915008

約数和(自身を除く): 46949992992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 1571, 2016, 3142, 4713, 6284, 6581, 9426, 10997, 12568, 13162, 14139, 18852, 19743, 21994, 25136, 26324, 28278, 32991, 37704, 39486, 43988, 46067, 50272, 52648, 56556, 59229, 65982, 75408, 78972, 87976, 92134, 98973, 105296, 113112, 118458, 131964, 138201, 150816, 157944, 175952, 184268, 197946, 210592, 226224, 236916, 263928, 276402, 315888, 351904, 368536, 395892, 414603, 452448, 473832, 527856, 552804, 631776, 737072, 791784, 829206, 947664, 1055712, 1105608, 1474144, 1583568, 1658412, 1895328, 2211216, 3167136, 3316824, 4422432, 6633648, 10338751, 13267296, 20677502, 31016253, 41355004, 62032506, 72371257, 82710008, 93048759, 124065012, 144742514, 165420016, 186097518, 217113771, 248130024, 289485028, 330840032, 372195036, 434227542, 496260048, 578970056, 651341313, 744390072, 868455084, 992520096, 1157940112, 1302682626, 1488780144, 1736910168, 2315880224, 2605365252, 2977560288, 3473820336, 5210730504, 6947640672, 10421461008, 20842922016]

約数ペア:

[(1, 20842922016), (2, 10421461008), (3, 6947640672), (4, 5210730504), (6, 3473820336), (7, 2977560288), (8, 2605365252), (9, 2315880224), (12, 1736910168), (14, 1488780144), (16, 1302682626), (18, 1157940112), (21, 992520096), (24, 868455084), (28, 744390072), (32, 651341313), (36, 578970056), (42, 496260048), (48, 434227542), (56, 372195036), (63, 330840032), (72, 289485028), (84, 248130024), (96, 217113771), (112, 186097518), (126, 165420016), (144, 144742514), (168, 124065012), (224, 93048759), (252, 82710008), (288, 72371257), (336, 62032506), (504, 41355004), (672, 31016253), (1008, 20677502), (1571, 13267296), (2016, 10338751), (3142, 6633648), (4713, 4422432), (6284, 3316824), (6581, 3167136), (9426, 2211216), (10997, 1895328), (12568, 1658412), (13162, 1583568), (14139, 1474144), (18852, 1105608), (19743, 1055712), (21994, 947664), (25136, 829206), (26324, 791784), (28278, 737072), (32991, 631776), (37704, 552804), (39486, 527856), (43988, 473832), (46067, 452448), (50272, 414603), (52648, 395892), (56556, 368536), (59229, 351904), (65982, 315888), (75408, 276402), (78972, 263928), (87976, 236916), (92134, 226224), (98973, 210592), (105296, 197946), (113112, 184268), (118458, 175952), (131964, 157944), (138201, 150816)]