209747985008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4549}}^1\times {\mathrm{151673}}^1$

素因数の和:156249

約数の個数: 40

約数和(自身を含む): 427872354000

約数和(自身を除く): 218124368992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4549, 9098, 18196, 36392, 72784, 86431, 151673, 172862, 303346, 345724, 606692, 691448, 1213384, 1382896, 2426768, 2881787, 5763574, 11527148, 23054296, 46108592, 689960477, 1379920954, 2759841908, 5519683816, 11039367632, 13109249063, 26218498126, 52436996252, 104873992504, 209747985008]

約数ペア:

[(1, 209747985008), (2, 104873992504), (4, 52436996252), (8, 26218498126), (16, 13109249063), (19, 11039367632), (38, 5519683816), (76, 2759841908), (152, 1379920954), (304, 689960477), (4549, 46108592), (9098, 23054296), (18196, 11527148), (36392, 5763574), (72784, 2881787), (86431, 2426768), (151673, 1382896), (172862, 1213384), (303346, 691448), (345724, 606692)]