19521972

素因数分解:

$2^2\times 3^4\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:782

約数の個数: 60

約数和(自身を含む): 51683940

約数和(自身を除く): 32161968

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 89, 108, 162, 178, 267, 324, 356, 534, 677, 801, 1068, 1354, 1602, 2031, 2403, 2708, 3204, 4062, 4806, 6093, 7209, 8124, 9612, 12186, 14418, 18279, 24372, 28836, 36558, 54837, 60253, 73116, 109674, 120506, 180759, 219348, 241012, 361518, 542277, 723036, 1084554, 1626831, 2169108, 3253662, 4880493, 6507324, 9760986, 19521972]

約数ペア:

[(1, 19521972), (2, 9760986), (3, 6507324), (4, 4880493), (6, 3253662), (9, 2169108), (12, 1626831), (18, 1084554), (27, 723036), (36, 542277), (54, 361518), (81, 241012), (89, 219348), (108, 180759), (162, 120506), (178, 109674), (267, 73116), (324, 60253), (356, 54837), (534, 36558), (677, 28836), (801, 24372), (1068, 18279), (1354, 14418), (1602, 12186), (2031, 9612), (2403, 8124), (2708, 7209), (3204, 6093), (4062, 4806)]