20129371196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19890683}}^1$

素因数の和:19890721

約数の個数: 24

約数和(自身を含む): 40099618944

約数和(自身を除く): 19970247748

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19890683, 39781366, 79562732, 218797513, 437595026, 457485709, 875190052, 914971418, 1829942836, 5032342799, 10064685598, 20129371196]

約数ペア:

[(1, 20129371196), (2, 10064685598), (4, 5032342799), (11, 1829942836), (22, 914971418), (23, 875190052), (44, 457485709), (46, 437595026), (92, 218797513), (253, 79562732), (506, 39781366), (1012, 19890683)]