20193540115

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1\times {\mathrm{8689}}^1$

素因数の和:11611

約数の個数: 32

約数和(自身を含む): 28911421440

約数和(自身を除く): 8717881325

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2887, 8689, 14435, 20209, 43445, 60823, 66401, 101045, 199847, 304115, 332005, 464807, 999235, 1398929, 2324035, 6994645, 25085143, 125425715, 175596001, 576958289, 877980005, 2884791445, 4038708023, 20193540115]

約数ペア:

[(1, 20193540115), (5, 4038708023), (7, 2884791445), (23, 877980005), (35, 576958289), (115, 175596001), (161, 125425715), (805, 25085143), (2887, 6994645), (8689, 2324035), (14435, 1398929), (20209, 999235), (43445, 464807), (60823, 332005), (66401, 304115), (101045, 199847)]