28337968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 60334680

約数和(自身を除く): 31996712

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 97, 124, 152, 194, 248, 304, 388, 496, 589, 776, 961, 1178, 1552, 1843, 1922, 2356, 3007, 3686, 3844, 4712, 6014, 7372, 7688, 9424, 12028, 14744, 15376, 18259, 24056, 29488, 36518, 48112, 57133, 73036, 93217, 114266, 146072, 186434, 228532, 292144, 372868, 457064, 745736, 914128, 1491472, 1771123, 3542246, 7084492, 14168984, 28337968]

約数ペア:

[(1, 28337968), (2, 14168984), (4, 7084492), (8, 3542246), (16, 1771123), (19, 1491472), (31, 914128), (38, 745736), (62, 457064), (76, 372868), (97, 292144), (124, 228532), (152, 186434), (194, 146072), (248, 114266), (304, 93217), (388, 73036), (496, 57133), (589, 48112), (776, 36518), (961, 29488), (1178, 24056), (1552, 18259), (1843, 15376), (1922, 14744), (2356, 12028), (3007, 9424), (3686, 7688), (3844, 7372), (4712, 6014)]