20170520946

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{171317}}^1$

素因数の和:171567

約数の個数: 48

約数和(自身を含む): 45326631168

約数和(自身を除く): 25156110222

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 211, 279, 422, 558, 633, 1266, 1899, 3798, 6541, 13082, 19623, 39246, 58869, 117738, 171317, 342634, 513951, 1027902, 1541853, 3083706, 5310827, 10621654, 15932481, 31864962, 36147887, 47797443, 72295774, 95594886, 108443661, 216887322, 325330983, 650661966, 1120584497, 2241168994, 3361753491, 6723506982, 10085260473, 20170520946]

約数ペア:

[(1, 20170520946), (2, 10085260473), (3, 6723506982), (6, 3361753491), (9, 2241168994), (18, 1120584497), (31, 650661966), (62, 325330983), (93, 216887322), (186, 108443661), (211, 95594886), (279, 72295774), (422, 47797443), (558, 36147887), (633, 31864962), (1266, 15932481), (1899, 10621654), (3798, 5310827), (6541, 3083706), (13082, 1541853), (19623, 1027902), (39246, 513951), (58869, 342634), (117738, 171317)]