20212990065

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1327}}^1\times {\mathrm{14717}}^1$

素因数の和:16078

約数の個数: 48

約数和(自身を含む): 36589183488

約数和(自身を除く): 16376193423

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1327, 3981, 6635, 11943, 14717, 19905, 30521, 44151, 59715, 73585, 91563, 132453, 152605, 220755, 274689, 338491, 457815, 662265, 1015473, 1373445, 1692455, 3046419, 5077365, 15232095, 19529459, 58588377, 97647295, 175765131, 292941885, 449177557, 878825655, 1347532671, 2245887785, 4042598013, 6737663355, 20212990065]

約数ペア:

[(1, 20212990065), (3, 6737663355), (5, 4042598013), (9, 2245887785), (15, 1347532671), (23, 878825655), (45, 449177557), (69, 292941885), (115, 175765131), (207, 97647295), (345, 58588377), (1035, 19529459), (1327, 15232095), (3981, 5077365), (6635, 3046419), (11943, 1692455), (14717, 1373445), (19905, 1015473), (30521, 662265), (44151, 457815), (59715, 338491), (73585, 274689), (91563, 220755), (132453, 152605)]