20175147902

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{138739}}^1$

素因数の和:138825

約数の個数: 64

約数和(自身を含む): 40276776960

約数和(自身を除く): 20101629058

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 47, 91, 94, 119, 182, 221, 238, 329, 442, 611, 658, 799, 1222, 1547, 1598, 3094, 4277, 5593, 8554, 10387, 11186, 20774, 72709, 138739, 145418, 277478, 971173, 1803607, 1942346, 2358563, 3607214, 4717126, 6520733, 12625249, 13041466, 16509941, 25250498, 30661319, 33019882, 45645131, 61322638, 84769529, 91290262, 110852461, 169539058, 214629233, 221704922, 429258466, 593386703, 775967227, 1186773406, 1441081993, 1551934454, 2882163986, 10087573951, 20175147902]

約数ペア:

[(1, 20175147902), (2, 10087573951), (7, 2882163986), (13, 1551934454), (14, 1441081993), (17, 1186773406), (26, 775967227), (34, 593386703), (47, 429258466), (91, 221704922), (94, 214629233), (119, 169539058), (182, 110852461), (221, 91290262), (238, 84769529), (329, 61322638), (442, 45645131), (611, 33019882), (658, 30661319), (799, 25250498), (1222, 16509941), (1547, 13041466), (1598, 12625249), (3094, 6520733), (4277, 4717126), (5593, 3607214), (8554, 2358563), (10387, 1942346), (11186, 1803607), (20774, 971173), (72709, 277478), (138739, 145418)]