20501781699

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1\times {\mathrm{8059}}^1$

素因数の和:8344

約数の個数: 48

約数和(自身を含む): 32804844800

約数和(自身を除く): 12303063101

約数列:

[1, 3, 7, 21, 23, 69, 161, 229, 483, 529, 687, 1587, 1603, 3703, 4809, 5267, 8059, 11109, 15801, 24177, 36869, 56413, 110607, 121141, 169239, 185357, 363423, 556071, 847987, 1297499, 1845511, 2543961, 3892497, 4263211, 5536533, 12789633, 12918577, 29842477, 38755731, 42446753, 89527431, 127340259, 297127271, 891381813, 976275319, 2928825957, 6833927233, 20501781699]

約数ペア:

[(1, 20501781699), (3, 6833927233), (7, 2928825957), (21, 976275319), (23, 891381813), (69, 297127271), (161, 127340259), (229, 89527431), (483, 42446753), (529, 38755731), (687, 29842477), (1587, 12918577), (1603, 12789633), (3703, 5536533), (4809, 4263211), (5267, 3892497), (8059, 2543961), (11109, 1845511), (15801, 1297499), (24177, 847987), (36869, 556071), (56413, 363423), (110607, 185357), (121141, 169239)]