18732563019

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{4019}}^1\times {\mathrm{13997}}^1$

素因数の和:18059

約数の個数: 24

約数和(自身を含む): 27798348240

約数和(自身を除く): 9065785221

約数列:

[1, 3, 9, 37, 111, 333, 4019, 12057, 13997, 36171, 41991, 125973, 148703, 446109, 517889, 1338327, 1553667, 4661001, 56253943, 168761829, 506285487, 2081395891, 6244187673, 18732563019]

約数ペア:

[(1, 18732563019), (3, 6244187673), (9, 2081395891), (37, 506285487), (111, 168761829), (333, 56253943), (4019, 4661001), (12057, 1553667), (13997, 1338327), (36171, 517889), (41991, 446109), (125973, 148703)]