1396327936

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{143537}}^1$

素因数の和:143574

約数の個数: 40

約数和(自身を含む): 2936787480

約数和(自身を除く): 1540459544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 143537, 287074, 574148, 1148296, 2296592, 2727203, 4593184, 5454406, 9186368, 10908812, 18372736, 21817624, 36745472, 43635248, 73490944, 87270496, 174540992, 349081984, 698163968, 1396327936]

約数ペア:

[(1, 1396327936), (2, 698163968), (4, 349081984), (8, 174540992), (16, 87270496), (19, 73490944), (32, 43635248), (38, 36745472), (64, 21817624), (76, 18372736), (128, 10908812), (152, 9186368), (256, 5454406), (304, 4593184), (512, 2727203), (608, 2296592), (1216, 1148296), (2432, 574148), (4864, 287074), (9728, 143537)]