18861180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24181}}^1$

素因数の和:24206

約数の個数: 48

約数和(自身を含む): 56876064

約数和(自身を除く): 38014884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24181, 48362, 72543, 96724, 120905, 145086, 241810, 290172, 314353, 362715, 483620, 628706, 725430, 943059, 1257412, 1450860, 1571765, 1886118, 3143530, 3772236, 4715295, 6287060, 9430590, 18861180]

約数ペア:

[(1, 18861180), (2, 9430590), (3, 6287060), (4, 4715295), (5, 3772236), (6, 3143530), (10, 1886118), (12, 1571765), (13, 1450860), (15, 1257412), (20, 943059), (26, 725430), (30, 628706), (39, 483620), (52, 362715), (60, 314353), (65, 290172), (78, 241810), (130, 145086), (156, 120905), (195, 96724), (260, 72543), (390, 48362), (780, 24181)]