40540578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1693}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 87654336

約数和(自身を除く): 47113758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 921, 1693, 1842, 3386, 3991, 5079, 7982, 10158, 11973, 22009, 23946, 44018, 66027, 132054, 519751, 1039502, 1559253, 3118506, 6756763, 13513526, 20270289, 40540578]

約数ペア:

[(1, 40540578), (2, 20270289), (3, 13513526), (6, 6756763), (13, 3118506), (26, 1559253), (39, 1039502), (78, 519751), (307, 132054), (614, 66027), (921, 44018), (1693, 23946), (1842, 22009), (3386, 11973), (3991, 10158), (5079, 7982)]