19081218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 41319936

約数和(自身を除く): 22238718

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1097, 1338, 2194, 2899, 3291, 5798, 6582, 8697, 14261, 17394, 28522, 42783, 85566, 244631, 489262, 733893, 1467786, 3180203, 6360406, 9540609, 19081218]

約数ペア:

[(1, 19081218), (2, 9540609), (3, 6360406), (6, 3180203), (13, 1467786), (26, 733893), (39, 489262), (78, 244631), (223, 85566), (446, 42783), (669, 28522), (1097, 17394), (1338, 14261), (2194, 8697), (2899, 6582), (3291, 5798)]