18654390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10909}}^1$

素因数の和:10941

約数の個数: 48

約数和(自身を含む): 51058800

約数和(自身を除く): 32404410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 10909, 21818, 32727, 54545, 65454, 98181, 109090, 163635, 196362, 207271, 327270, 414542, 490905, 621813, 981810, 1036355, 1243626, 1865439, 2072710, 3109065, 3730878, 6218130, 9327195, 18654390]

約数ペア:

[(1, 18654390), (2, 9327195), (3, 6218130), (5, 3730878), (6, 3109065), (9, 2072710), (10, 1865439), (15, 1243626), (18, 1036355), (19, 981810), (30, 621813), (38, 490905), (45, 414542), (57, 327270), (90, 207271), (95, 196362), (114, 163635), (171, 109090), (190, 98181), (285, 65454), (342, 54545), (570, 32727), (855, 21818), (1710, 10909)]