18855030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1741}}^1$

素因数の和:1789

約数の個数: 48

約数和(自身を含む): 47786544

約数和(自身を除く): 28931514

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1741, 1805, 2166, 3482, 3610, 5223, 5415, 8705, 10446, 10830, 17410, 26115, 33079, 52230, 66158, 99237, 165395, 198474, 330790, 496185, 628501, 992370, 1257002, 1885503, 3142505, 3771006, 6285010, 9427515, 18855030]

約数ペア:

[(1, 18855030), (2, 9427515), (3, 6285010), (5, 3771006), (6, 3142505), (10, 1885503), (15, 1257002), (19, 992370), (30, 628501), (38, 496185), (57, 330790), (95, 198474), (114, 165395), (190, 99237), (285, 66158), (361, 52230), (570, 33079), (722, 26115), (1083, 17410), (1741, 10830), (1805, 10446), (2166, 8705), (3482, 5415), (3610, 5223)]