193781390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{3461}}^1$

素因数の和:3988

約数の個数: 32

約数和(自身を含む): 381373920

約数和(自身を除く): 187592530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 1018, 2545, 3461, 5090, 5599, 6922, 11198, 17305, 27995, 34610, 38071, 55990, 76142, 190355, 380710, 1761649, 3523298, 8808245, 17616490, 19378139, 38756278, 96890695, 193781390]

約数ペア:

[(1, 193781390), (2, 96890695), (5, 38756278), (10, 19378139), (11, 17616490), (22, 8808245), (55, 3523298), (110, 1761649), (509, 380710), (1018, 190355), (2545, 76142), (3461, 55990), (5090, 38071), (5599, 34610), (6922, 27995), (11198, 17305)]