18760890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20173}}^1$

素因数の和:20214

約数の個数: 32

約数和(自身を含む): 46480896

約数和(自身を除く): 27720006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 20173, 40346, 60519, 100865, 121038, 201730, 302595, 605190, 625363, 1250726, 1876089, 3126815, 3752178, 6253630, 9380445, 18760890]

約数ペア:

[(1, 18760890), (2, 9380445), (3, 6253630), (5, 3752178), (6, 3126815), (10, 1876089), (15, 1250726), (30, 625363), (31, 605190), (62, 302595), (93, 201730), (155, 121038), (186, 100865), (310, 60519), (465, 40346), (930, 20173)]