19804352

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{3917}}^1$

素因数の和:4008

約数の個数: 28

約数和(自身を含む): 39806880

約数和(自身を除く): 20002528

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 3917, 5056, 7834, 15668, 31336, 62672, 125344, 250688, 309443, 618886, 1237772, 2475544, 4951088, 9902176, 19804352]

約数ペア:

[(1, 19804352), (2, 9902176), (4, 4951088), (8, 2475544), (16, 1237772), (32, 618886), (64, 309443), (79, 250688), (158, 125344), (316, 62672), (632, 31336), (1264, 15668), (2528, 7834), (3917, 5056)]