17920231064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1\times {\mathrm{1609}}^1$

素因数の和:3240

約数の個数: 64

約数和(自身を含む): 36167040000

約数和(自身を除く): 18246808936

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1559, 1609, 1786, 3118, 3218, 3572, 6236, 6436, 7144, 12472, 12872, 29621, 30571, 59242, 61142, 73273, 75623, 118484, 122284, 146546, 151246, 236968, 244568, 293092, 302492, 586184, 604984, 1392187, 1436837, 2508431, 2784374, 2873674, 5016862, 5568748, 5747348, 10033724, 11137496, 11494696, 20067448, 47660189, 95320378, 117896257, 190640756, 235792514, 381281512, 471585028, 943170056, 2240028883, 4480057766, 8960115532, 17920231064]

約数ペア:

[(1, 17920231064), (2, 8960115532), (4, 4480057766), (8, 2240028883), (19, 943170056), (38, 471585028), (47, 381281512), (76, 235792514), (94, 190640756), (152, 117896257), (188, 95320378), (376, 47660189), (893, 20067448), (1559, 11494696), (1609, 11137496), (1786, 10033724), (3118, 5747348), (3218, 5568748), (3572, 5016862), (6236, 2873674), (6436, 2784374), (7144, 2508431), (12472, 1436837), (12872, 1392187), (29621, 604984), (30571, 586184), (59242, 302492), (61142, 293092), (73273, 244568), (75623, 236968), (118484, 151246), (122284, 146546)]