157431032

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20101}}^1$

素因数の和:20207

約数の個数: 32

約数和(自身を含む): 325652400

約数和(自身を除く): 168221368

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 20101, 40202, 80404, 160808, 221111, 442222, 884444, 1768888, 1788989, 3577978, 7155956, 14311912, 19678879, 39357758, 78715516, 157431032]

約数ペア:

[(1, 157431032), (2, 78715516), (4, 39357758), (8, 19678879), (11, 14311912), (22, 7155956), (44, 3577978), (88, 1788989), (89, 1768888), (178, 884444), (356, 442222), (712, 221111), (979, 160808), (1958, 80404), (3916, 40202), (7832, 20101)]