20110942672

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{124981}}^1$

素因数の和:125191

約数の個数: 40

約数和(自身を含む): 39751774920

約数和(自身を除く): 19640832248

約数列:

[1, 2, 4, 8, 16, 89, 113, 178, 226, 356, 452, 712, 904, 1424, 1808, 10057, 20114, 40228, 80456, 124981, 160912, 249962, 499924, 999848, 1999696, 11123309, 14122853, 22246618, 28245706, 44493236, 56491412, 88986472, 112982824, 177972944, 225965648, 1256933917, 2513867834, 5027735668, 10055471336, 20110942672]

約数ペア:

[(1, 20110942672), (2, 10055471336), (4, 5027735668), (8, 2513867834), (16, 1256933917), (89, 225965648), (113, 177972944), (178, 112982824), (226, 88986472), (356, 56491412), (452, 44493236), (712, 28245706), (904, 22246618), (1424, 14122853), (1808, 11123309), (10057, 1999696), (20114, 999848), (40228, 499924), (80456, 249962), (124981, 160912)]