19701464

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 38372400

約数和(自身を除く): 18670936

約数列:

[1, 2, 4, 8, 37, 74, 101, 148, 202, 296, 404, 659, 808, 1318, 2636, 3737, 5272, 7474, 14948, 24383, 29896, 48766, 66559, 97532, 133118, 195064, 266236, 532472, 2462683, 4925366, 9850732, 19701464]

約数ペア:

[(1, 19701464), (2, 9850732), (4, 4925366), (8, 2462683), (37, 532472), (74, 266236), (101, 195064), (148, 133118), (202, 97532), (296, 66559), (404, 48766), (659, 29896), (808, 24383), (1318, 14948), (2636, 7474), (3737, 5272)]