18908190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30013}}^1$

素因数の和:30033

約数の個数: 48

約数和(自身を含む): 56186208

約数和(自身を除く): 37278018

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30013, 60026, 90039, 150065, 180078, 210091, 270117, 300130, 420182, 450195, 540234, 630273, 900390, 1050455, 1260546, 1350585, 1890819, 2100910, 2701170, 3151365, 3781638, 6302730, 9454095, 18908190]

約数ペア:

[(1, 18908190), (2, 9454095), (3, 6302730), (5, 3781638), (6, 3151365), (7, 2701170), (9, 2100910), (10, 1890819), (14, 1350585), (15, 1260546), (18, 1050455), (21, 900390), (30, 630273), (35, 540234), (42, 450195), (45, 420182), (63, 300130), (70, 270117), (90, 210091), (105, 180078), (126, 150065), (210, 90039), (315, 60026), (630, 30013)]