18987624

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 54512640

約数和(自身を除く): 35525016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 47, 62, 72, 93, 94, 124, 141, 181, 186, 188, 248, 279, 282, 362, 372, 376, 423, 543, 558, 564, 724, 744, 846, 1086, 1116, 1128, 1448, 1457, 1629, 1692, 2172, 2232, 2914, 3258, 3384, 4344, 4371, 5611, 5828, 6516, 8507, 8742, 11222, 11656, 13032, 13113, 16833, 17014, 17484, 22444, 25521, 26226, 33666, 34028, 34968, 44888, 50499, 51042, 52452, 67332, 68056, 76563, 100998, 102084, 104904, 134664, 153126, 201996, 204168, 263717, 306252, 403992, 527434, 612504, 791151, 1054868, 1582302, 2109736, 2373453, 3164604, 4746906, 6329208, 9493812, 18987624]

約数ペア:

[(1, 18987624), (2, 9493812), (3, 6329208), (4, 4746906), (6, 3164604), (8, 2373453), (9, 2109736), (12, 1582302), (18, 1054868), (24, 791151), (31, 612504), (36, 527434), (47, 403992), (62, 306252), (72, 263717), (93, 204168), (94, 201996), (124, 153126), (141, 134664), (181, 104904), (186, 102084), (188, 100998), (248, 76563), (279, 68056), (282, 67332), (362, 52452), (372, 51042), (376, 50499), (423, 44888), (543, 34968), (558, 34028), (564, 33666), (724, 26226), (744, 25521), (846, 22444), (1086, 17484), (1116, 17014), (1128, 16833), (1448, 13113), (1457, 13032), (1629, 11656), (1692, 11222), (2172, 8742), (2232, 8507), (2914, 6516), (3258, 5828), (3384, 5611), (4344, 4371)]