209597584

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{18169}}^1$

素因数の和:18287

約数の個数: 40

約数和(自身を含む): 468640640

約数和(自身を除く): 259043056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 18169, 36338, 72676, 127183, 145352, 254366, 290704, 508732, 1017464, 1871407, 2034928, 3742814, 7485628, 13099849, 14971256, 26199698, 29942512, 52399396, 104798792, 209597584]

約数ペア:

[(1, 209597584), (2, 104798792), (4, 52399396), (7, 29942512), (8, 26199698), (14, 14971256), (16, 13099849), (28, 7485628), (56, 3742814), (103, 2034928), (112, 1871407), (206, 1017464), (412, 508732), (721, 290704), (824, 254366), (1442, 145352), (1648, 127183), (2884, 72676), (5768, 36338), (11536, 18169)]