20787336

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4733}}^1$

素因数の和:4806

約数の個数: 48

約数和(自身を含む): 57234060

約数和(自身を除く): 36446724

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4733, 9466, 14199, 18932, 28398, 37864, 42597, 56796, 85194, 113592, 170388, 288713, 340776, 577426, 866139, 1154852, 1732278, 2309704, 2598417, 3464556, 5196834, 6929112, 10393668, 20787336]

約数ペア:

[(1, 20787336), (2, 10393668), (3, 6929112), (4, 5196834), (6, 3464556), (8, 2598417), (9, 2309704), (12, 1732278), (18, 1154852), (24, 866139), (36, 577426), (61, 340776), (72, 288713), (122, 170388), (183, 113592), (244, 85194), (366, 56796), (488, 42597), (549, 37864), (732, 28398), (1098, 18932), (1464, 14199), (2196, 9466), (4392, 4733)]