20772738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8677}}^1$

素因数の和:8711

約数の個数: 48

約数和(自身を含む): 54150720

約数和(自身を除く): 33377982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8677, 17354, 26031, 52062, 60739, 78093, 121478, 156186, 164863, 182217, 329726, 364434, 494589, 546651, 989178, 1093302, 1154041, 1483767, 2308082, 2967534, 3462123, 6924246, 10386369, 20772738]

約数ペア:

[(1, 20772738), (2, 10386369), (3, 6924246), (6, 3462123), (7, 2967534), (9, 2308082), (14, 1483767), (18, 1154041), (19, 1093302), (21, 989178), (38, 546651), (42, 494589), (57, 364434), (63, 329726), (114, 182217), (126, 164863), (133, 156186), (171, 121478), (266, 78093), (342, 60739), (399, 52062), (798, 26031), (1197, 17354), (2394, 8677)]