20131886390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{843397}}^1$

素因数の和:843453

約数の個数: 64

約数和(自身を含む): 46636535808

約数和(自身を除く): 26504649418

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 770, 1085, 1705, 2170, 2387, 3410, 4774, 11935, 23870, 843397, 1686794, 4216985, 5903779, 8433970, 9277367, 11807558, 18554734, 26145307, 29518895, 46386835, 52290614, 59037790, 64941569, 92773670, 129883138, 130726535, 183017149, 261453070, 287598377, 324707845, 366034298, 575196754, 649415690, 915085745, 1437991885, 1830171490, 2013188639, 2875983770, 4026377278, 10065943195, 20131886390]

約数ペア:

[(1, 20131886390), (2, 10065943195), (5, 4026377278), (7, 2875983770), (10, 2013188639), (11, 1830171490), (14, 1437991885), (22, 915085745), (31, 649415690), (35, 575196754), (55, 366034298), (62, 324707845), (70, 287598377), (77, 261453070), (110, 183017149), (154, 130726535), (155, 129883138), (217, 92773670), (310, 64941569), (341, 59037790), (385, 52290614), (434, 46386835), (682, 29518895), (770, 26145307), (1085, 18554734), (1705, 11807558), (2170, 9277367), (2387, 8433970), (3410, 5903779), (4774, 4216985), (11935, 1686794), (23870, 843397)]