19811064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 62576640

約数和(自身を除く): 42765576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 47, 52, 56, 78, 84, 91, 94, 104, 141, 156, 168, 182, 188, 193, 273, 282, 312, 329, 364, 376, 386, 546, 564, 579, 611, 658, 728, 772, 987, 1092, 1128, 1158, 1222, 1316, 1351, 1544, 1833, 1974, 2184, 2316, 2444, 2509, 2632, 2702, 3666, 3948, 4053, 4277, 4632, 4888, 5018, 5404, 7332, 7527, 7896, 8106, 8554, 9071, 10036, 10808, 12831, 14664, 15054, 16212, 17108, 17563, 18142, 20072, 25662, 27213, 30108, 32424, 34216, 35126, 36284, 51324, 52689, 54426, 60216, 63497, 70252, 72568, 102648, 105378, 108852, 117923, 126994, 140504, 190491, 210756, 217704, 235846, 253988, 353769, 380982, 421512, 471692, 507976, 707538, 761964, 825461, 943384, 1415076, 1523928, 1650922, 2476383, 2830152, 3301844, 4952766, 6603688, 9905532, 19811064]

約数ペア:

[(1, 19811064), (2, 9905532), (3, 6603688), (4, 4952766), (6, 3301844), (7, 2830152), (8, 2476383), (12, 1650922), (13, 1523928), (14, 1415076), (21, 943384), (24, 825461), (26, 761964), (28, 707538), (39, 507976), (42, 471692), (47, 421512), (52, 380982), (56, 353769), (78, 253988), (84, 235846), (91, 217704), (94, 210756), (104, 190491), (141, 140504), (156, 126994), (168, 117923), (182, 108852), (188, 105378), (193, 102648), (273, 72568), (282, 70252), (312, 63497), (329, 60216), (364, 54426), (376, 52689), (386, 51324), (546, 36284), (564, 35126), (579, 34216), (611, 32424), (658, 30108), (728, 27213), (772, 25662), (987, 20072), (1092, 18142), (1128, 17563), (1158, 17108), (1222, 16212), (1316, 15054), (1351, 14664), (1544, 12831), (1833, 10808), (1974, 10036), (2184, 9071), (2316, 8554), (2444, 8106), (2509, 7896), (2632, 7527), (2702, 7332), (3666, 5404), (3948, 5018), (4053, 4888), (4277, 4632)]