20181427192

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{147949}}^1$

素因数の和:148048

約数の個数: 48

約数和(自身を含む): 40878585000

約数和(自身を除く): 20697157808

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 236, 289, 472, 578, 1003, 1156, 2006, 2312, 4012, 8024, 17051, 34102, 68204, 136408, 147949, 295898, 591796, 1183592, 2515133, 5030266, 8728991, 10060532, 17457982, 20121064, 34915964, 42757261, 69831928, 85514522, 148392847, 171029044, 296785694, 342058088, 593571388, 1187142776, 2522678399, 5045356798, 10090713596, 20181427192]

約数ペア:

[(1, 20181427192), (2, 10090713596), (4, 5045356798), (8, 2522678399), (17, 1187142776), (34, 593571388), (59, 342058088), (68, 296785694), (118, 171029044), (136, 148392847), (236, 85514522), (289, 69831928), (472, 42757261), (578, 34915964), (1003, 20121064), (1156, 17457982), (2006, 10060532), (2312, 8728991), (4012, 5030266), (8024, 2515133), (17051, 1183592), (34102, 591796), (68204, 295898), (136408, 147949)]