20877884406

素因数分解:

$2^1\times 3^3\times {\mathrm{389}}^1\times {\mathrm{911}}^1\times {\mathrm{1091}}^1$

素因数の和:2402

約数の個数: 64

約数和(自身を含む): 46608307200

約数和(自身を除く): 25730422794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 389, 778, 911, 1091, 1167, 1822, 2182, 2334, 2733, 3273, 3501, 5466, 6546, 7002, 8199, 9819, 10503, 16398, 19638, 21006, 24597, 29457, 49194, 58914, 354379, 424399, 708758, 848798, 993901, 1063137, 1273197, 1987802, 2126274, 2546394, 2981703, 3189411, 3819591, 5963406, 6378822, 7639182, 8945109, 9568233, 11458773, 17890218, 19136466, 22917546, 26835327, 53670654, 386627489, 773254978, 1159882467, 2319764934, 3479647401, 6959294802, 10438942203, 20877884406]

約数ペア:

[(1, 20877884406), (2, 10438942203), (3, 6959294802), (6, 3479647401), (9, 2319764934), (18, 1159882467), (27, 773254978), (54, 386627489), (389, 53670654), (778, 26835327), (911, 22917546), (1091, 19136466), (1167, 17890218), (1822, 11458773), (2182, 9568233), (2334, 8945109), (2733, 7639182), (3273, 6378822), (3501, 5963406), (5466, 3819591), (6546, 3189411), (7002, 2981703), (8199, 2546394), (9819, 2126274), (10503, 1987802), (16398, 1273197), (19638, 1063137), (21006, 993901), (24597, 848798), (29457, 708758), (49194, 424399), (58914, 354379)]