20304827639

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 21835008000

約数和(自身を除く): 1530180361

約数列:

[1, 23, 59, 149, 233, 431, 1357, 3427, 5359, 8791, 9913, 13747, 25429, 34717, 64219, 100423, 202193, 316181, 584867, 798491, 1477037, 2048303, 2309729, 3788921, 5924957, 14963027, 47110969, 87145183, 136274011, 344149621, 882818593, 20304827639]

約数ペア:

[(1, 20304827639), (23, 882818593), (59, 344149621), (149, 136274011), (233, 87145183), (431, 47110969), (1357, 14963027), (3427, 5924957), (5359, 3788921), (8791, 2309729), (9913, 2048303), (13747, 1477037), (25429, 798491), (34717, 584867), (64219, 316181), (100423, 202193)]