20174739741

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{215273}}^1$

素因数の和:215387

約数の個数: 40

約数和(自身を含む): 32820674040

約数和(自身を除く): 12645934299

約数列:

[1, 3, 9, 13, 27, 39, 81, 89, 117, 267, 351, 801, 1053, 1157, 2403, 3471, 7209, 10413, 31239, 93717, 215273, 645819, 1937457, 2798549, 5812371, 8395647, 17437113, 19159297, 25186941, 57477891, 75560823, 172433673, 226682469, 249070861, 517301019, 747212583, 1551903057, 2241637749, 6724913247, 20174739741]

約数ペア:

[(1, 20174739741), (3, 6724913247), (9, 2241637749), (13, 1551903057), (27, 747212583), (39, 517301019), (81, 249070861), (89, 226682469), (117, 172433673), (267, 75560823), (351, 57477891), (801, 25186941), (1053, 19159297), (1157, 17437113), (2403, 8395647), (3471, 5812371), (7209, 2798549), (10413, 1937457), (31239, 645819), (93717, 215273)]