2491736

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5380200

約数和(自身を除く): 2888464

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 97, 104, 152, 169, 194, 247, 338, 388, 494, 676, 776, 988, 1261, 1352, 1843, 1976, 2522, 3211, 3686, 5044, 6422, 7372, 10088, 12844, 14744, 16393, 23959, 25688, 32786, 47918, 65572, 95836, 131144, 191672, 311467, 622934, 1245868, 2491736]

約数ペア:

[(1, 2491736), (2, 1245868), (4, 622934), (8, 311467), (13, 191672), (19, 131144), (26, 95836), (38, 65572), (52, 47918), (76, 32786), (97, 25688), (104, 23959), (152, 16393), (169, 14744), (194, 12844), (247, 10088), (338, 7372), (388, 6422), (494, 5044), (676, 3686), (776, 3211), (988, 2522), (1261, 1976), (1352, 1843)]