19613776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 49302400

約数和(自身を除く): 29688624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 709, 728, 988, 1064, 1418, 1456, 1729, 1976, 2128, 2836, 3458, 3952, 4963, 5672, 6916, 9217, 9926, 11344, 13471, 13832, 18434, 19852, 26942, 27664, 36868, 39704, 53884, 64519, 73736, 79408, 94297, 107768, 129038, 147472, 175123, 188594, 215536, 258076, 350246, 377188, 516152, 700492, 754376, 1032304, 1225861, 1400984, 1508752, 2451722, 2801968, 4903444, 9806888, 19613776]

約数ペア:

[(1, 19613776), (2, 9806888), (4, 4903444), (7, 2801968), (8, 2451722), (13, 1508752), (14, 1400984), (16, 1225861), (19, 1032304), (26, 754376), (28, 700492), (38, 516152), (52, 377188), (56, 350246), (76, 258076), (91, 215536), (104, 188594), (112, 175123), (133, 147472), (152, 129038), (182, 107768), (208, 94297), (247, 79408), (266, 73736), (304, 64519), (364, 53884), (494, 39704), (532, 36868), (709, 27664), (728, 26942), (988, 19852), (1064, 18434), (1418, 13832), (1456, 13471), (1729, 11344), (1976, 9926), (2128, 9217), (2836, 6916), (3458, 5672), (3952, 4963)]