20156039172

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{85597}}^1$

素因数の和:85849

約数の個数: 72

約数和(自身を含む): 52843411712

約数和(自身を除く): 32687372540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 211, 279, 372, 422, 558, 633, 844, 1116, 1266, 1899, 2532, 3798, 6541, 7596, 13082, 19623, 26164, 39246, 58869, 78492, 85597, 117738, 171194, 235476, 256791, 342388, 513582, 770373, 1027164, 1540746, 2653507, 3081492, 5307014, 7960521, 10614028, 15921042, 18060967, 23881563, 31842084, 36121934, 47763126, 54182901, 72243868, 95526252, 108365802, 162548703, 216731604, 325097406, 559889977, 650194812, 1119779954, 1679669931, 2239559908, 3359339862, 5039009793, 6718679724, 10078019586, 20156039172]

約数ペア:

[(1, 20156039172), (2, 10078019586), (3, 6718679724), (4, 5039009793), (6, 3359339862), (9, 2239559908), (12, 1679669931), (18, 1119779954), (31, 650194812), (36, 559889977), (62, 325097406), (93, 216731604), (124, 162548703), (186, 108365802), (211, 95526252), (279, 72243868), (372, 54182901), (422, 47763126), (558, 36121934), (633, 31842084), (844, 23881563), (1116, 18060967), (1266, 15921042), (1899, 10614028), (2532, 7960521), (3798, 5307014), (6541, 3081492), (7596, 2653507), (13082, 1540746), (19623, 1027164), (26164, 770373), (39246, 513582), (58869, 342388), (78492, 256791), (85597, 235476), (117738, 171194)]