20199453944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{863}}^1\times {\mathrm{127207}}^1$

素因数の和:128099

約数の個数: 32

約数和(自身を含む): 39566776320

約数和(自身を除く): 19367322376

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 863, 1726, 3452, 6904, 19849, 39698, 79396, 127207, 158792, 254414, 508828, 1017656, 2925761, 5851522, 11703044, 23406088, 109779641, 219559282, 439118564, 878237128, 2524931743, 5049863486, 10099726972, 20199453944]

約数ペア:

[(1, 20199453944), (2, 10099726972), (4, 5049863486), (8, 2524931743), (23, 878237128), (46, 439118564), (92, 219559282), (184, 109779641), (863, 23406088), (1726, 11703044), (3452, 5851522), (6904, 2925761), (19849, 1017656), (39698, 508828), (79396, 254414), (127207, 158792)]