18412768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 72

約数和(自身を含む): 42240744

約数和(自身を除く): 23827976

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 181, 187, 272, 289, 352, 362, 374, 544, 578, 724, 748, 1156, 1448, 1496, 1991, 2312, 2896, 2992, 3077, 3179, 3982, 4624, 5792, 5984, 6154, 6358, 7964, 9248, 12308, 12716, 15928, 24616, 25432, 31856, 33847, 49232, 50864, 52309, 63712, 67694, 98464, 101728, 104618, 135388, 209236, 270776, 418472, 541552, 575399, 836944, 1083104, 1150798, 1673888, 2301596, 4603192, 9206384, 18412768]

約数ペア:

[(1, 18412768), (2, 9206384), (4, 4603192), (8, 2301596), (11, 1673888), (16, 1150798), (17, 1083104), (22, 836944), (32, 575399), (34, 541552), (44, 418472), (68, 270776), (88, 209236), (136, 135388), (176, 104618), (181, 101728), (187, 98464), (272, 67694), (289, 63712), (352, 52309), (362, 50864), (374, 49232), (544, 33847), (578, 31856), (724, 25432), (748, 24616), (1156, 15928), (1448, 12716), (1496, 12308), (1991, 9248), (2312, 7964), (2896, 6358), (2992, 6154), (3077, 5984), (3179, 5792), (3982, 4624)]