20899696086

素因数分解:

$2^1\times 3^3\times {\mathrm{5309}}^1\times {\mathrm{72901}}^1$

素因数の和:78221

約数の個数: 32

約数和(自身を含む): 46453154400

約数和(自身を除く): 25553458314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5309, 10618, 15927, 31854, 47781, 72901, 95562, 143343, 145802, 218703, 286686, 437406, 656109, 1312218, 1968327, 3936654, 387031409, 774062818, 1161094227, 2322188454, 3483282681, 6966565362, 10449848043, 20899696086]

約数ペア:

[(1, 20899696086), (2, 10449848043), (3, 6966565362), (6, 3483282681), (9, 2322188454), (18, 1161094227), (27, 774062818), (54, 387031409), (5309, 3936654), (10618, 1968327), (15927, 1312218), (31854, 656109), (47781, 437406), (72901, 286686), (95562, 218703), (143343, 145802)]