18773730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7193}}^1$

素因数の和:7235

約数の個数: 48

約数和(自身を含む): 50501880

約数和(自身を除く): 31728150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7193, 14386, 21579, 35965, 43158, 64737, 71930, 107895, 129474, 208597, 215790, 323685, 417194, 625791, 647370, 1042985, 1251582, 1877373, 2085970, 3128955, 3754746, 6257910, 9386865, 18773730]

約数ペア:

[(1, 18773730), (2, 9386865), (3, 6257910), (5, 3754746), (6, 3128955), (9, 2085970), (10, 1877373), (15, 1251582), (18, 1042985), (29, 647370), (30, 625791), (45, 417194), (58, 323685), (87, 215790), (90, 208597), (145, 129474), (174, 107895), (261, 71930), (290, 64737), (435, 43158), (522, 35965), (870, 21579), (1305, 14386), (2610, 7193)]