18352540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 21483620

約数列:

[1, 2, 4, 5, 10, 20, 59, 103, 118, 151, 206, 236, 295, 302, 412, 515, 590, 604, 755, 1030, 1180, 1510, 2060, 3020, 6077, 8909, 12154, 15553, 17818, 24308, 30385, 31106, 35636, 44545, 60770, 62212, 77765, 89090, 121540, 155530, 178180, 311060, 917627, 1835254, 3670508, 4588135, 9176270, 18352540]

約数ペア:

[(1, 18352540), (2, 9176270), (4, 4588135), (5, 3670508), (10, 1835254), (20, 917627), (59, 311060), (103, 178180), (118, 155530), (151, 121540), (206, 89090), (236, 77765), (295, 62212), (302, 60770), (412, 44545), (515, 35636), (590, 31106), (604, 30385), (755, 24308), (1030, 17818), (1180, 15553), (1510, 12154), (2060, 8909), (3020, 6077)]