20805004338

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{455471}}^1$

素因数の和:455830

約数の個数: 32

約数和(自身を含む): 43550410752

約数和(自身を除く): 22745406414

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 331, 662, 993, 1986, 7613, 15226, 22839, 45678, 455471, 910942, 1366413, 2732826, 10475833, 20951666, 31427499, 62854998, 150760901, 301521802, 452282703, 904565406, 3467500723, 6935001446, 10402502169, 20805004338]

約数ペア:

[(1, 20805004338), (2, 10402502169), (3, 6935001446), (6, 3467500723), (23, 904565406), (46, 452282703), (69, 301521802), (138, 150760901), (331, 62854998), (662, 31427499), (993, 20951666), (1986, 10475833), (7613, 2732826), (15226, 1366413), (22839, 910942), (45678, 455471)]