18253072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 37671200

約数和(自身を除く): 19418128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 619, 776, 1238, 1552, 1843, 2476, 3686, 4952, 7372, 9904, 11761, 14744, 23522, 29488, 47044, 60043, 94088, 120086, 188176, 240172, 480344, 960688, 1140817, 2281634, 4563268, 9126536, 18253072]

約数ペア:

[(1, 18253072), (2, 9126536), (4, 4563268), (8, 2281634), (16, 1140817), (19, 960688), (38, 480344), (76, 240172), (97, 188176), (152, 120086), (194, 94088), (304, 60043), (388, 47044), (619, 29488), (776, 23522), (1238, 14744), (1552, 11761), (1843, 9904), (2476, 7372), (3686, 4952)]