18139992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1097}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 49805280

約数和(自身を除く): 31665288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1097, 1272, 1378, 2067, 2194, 2756, 3291, 4134, 4388, 5512, 6582, 8268, 8776, 13164, 14261, 16536, 26328, 28522, 42783, 57044, 58141, 85566, 114088, 116282, 171132, 174423, 232564, 342264, 348846, 465128, 697692, 755833, 1395384, 1511666, 2267499, 3023332, 4534998, 6046664, 9069996, 18139992]

約数ペア:

[(1, 18139992), (2, 9069996), (3, 6046664), (4, 4534998), (6, 3023332), (8, 2267499), (12, 1511666), (13, 1395384), (24, 755833), (26, 697692), (39, 465128), (52, 348846), (53, 342264), (78, 232564), (104, 174423), (106, 171132), (156, 116282), (159, 114088), (212, 85566), (312, 58141), (318, 57044), (424, 42783), (636, 28522), (689, 26328), (1097, 16536), (1272, 14261), (1378, 13164), (2067, 8776), (2194, 8268), (2756, 6582), (3291, 5512), (4134, 4388)]