19321776

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1354

約数の個数: 60

約数和(自身を含む): 54614560

約数和(自身を除く): 35292784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1231, 1308, 1744, 1962, 2462, 2616, 3693, 3924, 4924, 5232, 7386, 7848, 9848, 11079, 14772, 15696, 19696, 22158, 29544, 44316, 59088, 88632, 134179, 177264, 268358, 402537, 536716, 805074, 1073432, 1207611, 1610148, 2146864, 2415222, 3220296, 4830444, 6440592, 9660888, 19321776]

約数ペア:

[(1, 19321776), (2, 9660888), (3, 6440592), (4, 4830444), (6, 3220296), (8, 2415222), (9, 2146864), (12, 1610148), (16, 1207611), (18, 1073432), (24, 805074), (36, 536716), (48, 402537), (72, 268358), (109, 177264), (144, 134179), (218, 88632), (327, 59088), (436, 44316), (654, 29544), (872, 22158), (981, 19696), (1231, 15696), (1308, 14772), (1744, 11079), (1962, 9848), (2462, 7848), (2616, 7386), (3693, 5232), (3924, 4924)]