20161289394

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{37993}}^1$

素因数の和:38352

約数の個数: 64

約数和(自身を含む): 46395233280

約数和(自身を除く): 26233943886

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 317, 558, 634, 837, 951, 1674, 1902, 2853, 5706, 8559, 9827, 17118, 19654, 29481, 37993, 58962, 75986, 88443, 113979, 176886, 227958, 265329, 341937, 530658, 683874, 1025811, 1177783, 2051622, 2355566, 3533349, 7066698, 10600047, 12043781, 21200094, 24087562, 31800141, 36131343, 63600282, 72262686, 108394029, 216788058, 325182087, 373357211, 650364174, 746714422, 1120071633, 2240143266, 3360214899, 6720429798, 10080644697, 20161289394]

約数ペア:

[(1, 20161289394), (2, 10080644697), (3, 6720429798), (6, 3360214899), (9, 2240143266), (18, 1120071633), (27, 746714422), (31, 650364174), (54, 373357211), (62, 325182087), (93, 216788058), (186, 108394029), (279, 72262686), (317, 63600282), (558, 36131343), (634, 31800141), (837, 24087562), (951, 21200094), (1674, 12043781), (1902, 10600047), (2853, 7066698), (5706, 3533349), (8559, 2355566), (9827, 2051622), (17118, 1177783), (19654, 1025811), (29481, 683874), (37993, 530658), (58962, 341937), (75986, 265329), (88443, 227958), (113979, 176886)]