20175271324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{266291}}^1$

素因数の和:266386

約数の個数: 48

約数和(自身を含む): 40084402176

約数和(自身を除く): 19909130852

約数列:

[1, 2, 4, 13, 26, 31, 47, 52, 62, 94, 124, 188, 403, 611, 806, 1222, 1457, 1612, 2444, 2914, 5828, 18941, 37882, 75764, 266291, 532582, 1065164, 3461783, 6923566, 8255021, 12515677, 13847132, 16510042, 25031354, 33020084, 50062708, 107315273, 162703801, 214630546, 325407602, 387985987, 429261092, 650815204, 775971974, 1551943948, 5043817831, 10087635662, 20175271324]

約数ペア:

[(1, 20175271324), (2, 10087635662), (4, 5043817831), (13, 1551943948), (26, 775971974), (31, 650815204), (47, 429261092), (52, 387985987), (62, 325407602), (94, 214630546), (124, 162703801), (188, 107315273), (403, 50062708), (611, 33020084), (806, 25031354), (1222, 16510042), (1457, 13847132), (1612, 12515677), (2444, 8255021), (2914, 6923566), (5828, 3461783), (18941, 1065164), (37882, 532582), (75764, 266291)]