20309432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 45934560

約数和(自身を除く): 25625128

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 286, 328, 433, 451, 533, 572, 866, 902, 1066, 1144, 1732, 1804, 2132, 3464, 3608, 4264, 4763, 5629, 5863, 9526, 11258, 11726, 17753, 19052, 22516, 23452, 35506, 38104, 45032, 46904, 61919, 71012, 123838, 142024, 195283, 230789, 247676, 390566, 461578, 495352, 781132, 923156, 1562264, 1846312, 2538679, 5077358, 10154716, 20309432]

約数ペア:

[(1, 20309432), (2, 10154716), (4, 5077358), (8, 2538679), (11, 1846312), (13, 1562264), (22, 923156), (26, 781132), (41, 495352), (44, 461578), (52, 390566), (82, 247676), (88, 230789), (104, 195283), (143, 142024), (164, 123838), (286, 71012), (328, 61919), (433, 46904), (451, 45032), (533, 38104), (572, 35506), (866, 23452), (902, 22516), (1066, 19052), (1144, 17753), (1732, 11726), (1804, 11258), (2132, 9526), (3464, 5863), (3608, 5629), (4264, 4763)]