1948388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 3722040

約数和(自身を除く): 1773652

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 421, 842, 1157, 1684, 2314, 4628, 5473, 10946, 21892, 37469, 74938, 149876, 487097, 974194, 1948388]

約数ペア:

[(1, 1948388), (2, 974194), (4, 487097), (13, 149876), (26, 74938), (52, 37469), (89, 21892), (178, 10946), (356, 5473), (421, 4628), (842, 2314), (1157, 1684)]