20280201214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{6053}}^1$

素因数の和:6565

約数の個数: 64

約数和(自身を含む): 38445321600

約数和(自身を除く): 18165120386

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 449, 533, 574, 898, 1066, 3143, 3731, 5837, 6053, 6286, 7462, 11674, 12106, 18409, 36818, 40859, 42371, 78689, 81718, 84742, 128863, 157378, 239317, 248173, 257726, 478634, 496346, 550823, 1101646, 1675219, 1737211, 2717797, 3226249, 3350438, 3474422, 5435594, 6452498, 19024579, 22583743, 35331361, 38049158, 45167486, 70662722, 111429677, 222859354, 247319527, 494639054, 780007739, 1448585801, 1560015478, 2897171602, 10140100607, 20280201214]

約数ペア:

[(1, 20280201214), (2, 10140100607), (7, 2897171602), (13, 1560015478), (14, 1448585801), (26, 780007739), (41, 494639054), (82, 247319527), (91, 222859354), (182, 111429677), (287, 70662722), (449, 45167486), (533, 38049158), (574, 35331361), (898, 22583743), (1066, 19024579), (3143, 6452498), (3731, 5435594), (5837, 3474422), (6053, 3350438), (6286, 3226249), (7462, 2717797), (11674, 1737211), (12106, 1675219), (18409, 1101646), (36818, 550823), (40859, 496346), (42371, 478634), (78689, 257726), (81718, 248173), (84742, 239317), (128863, 157378)]