20681799231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{17599}}^1$

素因数の和:18063

約数の個数: 32

約数和(自身を含む): 29652480000

約数和(自身を除く): 8970680769

約数列:

[1, 3, 19, 53, 57, 159, 389, 1007, 1167, 3021, 7391, 17599, 20617, 22173, 52797, 61851, 334381, 391723, 932747, 1003143, 1175169, 2798241, 6846011, 17722193, 20538033, 53166579, 130074209, 362838583, 390222627, 1088515749, 6893933077, 20681799231]

約数ペア:

[(1, 20681799231), (3, 6893933077), (19, 1088515749), (53, 390222627), (57, 362838583), (159, 130074209), (389, 53166579), (1007, 20538033), (1167, 17722193), (3021, 6846011), (7391, 2798241), (17599, 1175169), (20617, 1003143), (22173, 932747), (52797, 391723), (61851, 334381)]