20389968142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6203}}^1\times {\mathrm{3761}}^1$

素因数の和:10008

約数の個数: 32

約数和(自身を含む): 33608805120

約数和(自身を除く): 13218836978

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 3761, 6203, 7522, 12406, 71459, 86503, 117857, 142669, 142918, 173006, 235714, 285338, 1643557, 2710711, 3287114, 5421422, 23329483, 46658966, 443260177, 536578109, 886520354, 1073156218, 10194984071, 20389968142]

約数ペア:

[(1, 20389968142), (2, 10194984071), (19, 1073156218), (23, 886520354), (38, 536578109), (46, 443260177), (437, 46658966), (874, 23329483), (3761, 5421422), (6203, 3287114), (7522, 2710711), (12406, 1643557), (71459, 285338), (86503, 235714), (117857, 173006), (142669, 142918)]