20210958664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{9437}}^1\times {\mathrm{20593}}^1$

素因数の和:30049

約数の個数: 32

約数和(自身を含む): 40816896120

約数和(自身を除く): 20605937456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 9437, 18874, 20593, 37748, 41186, 75496, 82372, 122681, 164744, 245362, 267709, 490724, 535418, 981448, 1070836, 2141672, 194336141, 388672282, 777344564, 1554689128, 2526369833, 5052739666, 10105479332, 20210958664]

約数ペア:

[(1, 20210958664), (2, 10105479332), (4, 5052739666), (8, 2526369833), (13, 1554689128), (26, 777344564), (52, 388672282), (104, 194336141), (9437, 2141672), (18874, 1070836), (20593, 981448), (37748, 535418), (41186, 490724), (75496, 267709), (82372, 245362), (122681, 164744)]