17906018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 30959040

約数和(自身を除く): 13053022

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 541, 871, 1082, 1273, 1742, 2546, 7033, 10279, 14066, 16549, 20558, 33098, 36247, 72494, 133627, 267254, 471211, 688693, 942422, 1377386, 8953009, 17906018]

約数ペア:

[(1, 17906018), (2, 8953009), (13, 1377386), (19, 942422), (26, 688693), (38, 471211), (67, 267254), (134, 133627), (247, 72494), (494, 36247), (541, 33098), (871, 20558), (1082, 16549), (1273, 14066), (1742, 10279), (2546, 7033)]