1805604808

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{1871}}^1$

素因数の和:2810

約数の個数: 64

約数和(自身を含む): 4079462400

約数和(自身を除く): 2273857592

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 907, 1064, 1814, 1871, 3628, 3742, 6349, 7256, 7484, 12698, 13097, 14968, 17233, 25396, 26194, 34466, 35549, 50792, 52388, 68932, 71098, 104776, 120631, 137864, 142196, 241262, 248843, 284392, 482524, 497686, 965048, 995372, 1696997, 1990744, 3393994, 6787988, 11878979, 13575976, 23757958, 32242943, 47515916, 64485886, 95031832, 128971772, 225700601, 257943544, 451401202, 902802404, 1805604808]

約数ペア:

[(1, 1805604808), (2, 902802404), (4, 451401202), (7, 257943544), (8, 225700601), (14, 128971772), (19, 95031832), (28, 64485886), (38, 47515916), (56, 32242943), (76, 23757958), (133, 13575976), (152, 11878979), (266, 6787988), (532, 3393994), (907, 1990744), (1064, 1696997), (1814, 995372), (1871, 965048), (3628, 497686), (3742, 482524), (6349, 284392), (7256, 248843), (7484, 241262), (12698, 142196), (13097, 137864), (14968, 120631), (17233, 104776), (25396, 71098), (26194, 68932), (34466, 52388), (35549, 50792)]