20188966473

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{80671}}^1$

素因数の和:80747

約数の個数: 64

約数和(自身を含む): 34695413760

約数和(自身を除く): 14506447287

約数列:

[1, 3, 9, 13, 23, 27, 31, 39, 69, 93, 117, 207, 279, 299, 351, 403, 621, 713, 837, 897, 1209, 2139, 2691, 3627, 6417, 8073, 9269, 10881, 19251, 27807, 80671, 83421, 242013, 250263, 726039, 1048723, 1855433, 2178117, 2500801, 3146169, 5566299, 7502403, 9438507, 16698897, 22507209, 24120629, 28315521, 32510413, 50096691, 57518423, 67521627, 72361887, 97531239, 172555269, 217085661, 292593717, 517665807, 651256983, 747739499, 877781151, 1552997421, 2243218497, 6729655491, 20188966473]

約数ペア:

[(1, 20188966473), (3, 6729655491), (9, 2243218497), (13, 1552997421), (23, 877781151), (27, 747739499), (31, 651256983), (39, 517665807), (69, 292593717), (93, 217085661), (117, 172555269), (207, 97531239), (279, 72361887), (299, 67521627), (351, 57518423), (403, 50096691), (621, 32510413), (713, 28315521), (837, 24120629), (897, 22507209), (1209, 16698897), (2139, 9438507), (2691, 7502403), (3627, 5566299), (6417, 3146169), (8073, 2500801), (9269, 2178117), (10881, 1855433), (19251, 1048723), (27807, 726039), (80671, 250263), (83421, 242013)]