20337690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12791}}^1$

素因数の和:12854

約数の個数: 32

約数和(自身を含む): 49735296

約数和(自身を除く): 29397606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12791, 25582, 38373, 63955, 76746, 127910, 191865, 383730, 677923, 1355846, 2033769, 3389615, 4067538, 6779230, 10168845, 20337690]

約数ペア:

[(1, 20337690), (2, 10168845), (3, 6779230), (5, 4067538), (6, 3389615), (10, 2033769), (15, 1355846), (30, 677923), (53, 383730), (106, 191865), (159, 127910), (265, 76746), (318, 63955), (530, 38373), (795, 25582), (1590, 12791)]