20803083735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{158881}}^1$

素因数の和:158968

約数の個数: 64

約数和(自身を含む): 40267054080

約数和(自身を除く): 19463970345

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 43, 87, 105, 129, 145, 203, 215, 301, 435, 609, 645, 903, 1015, 1247, 1505, 3045, 3741, 4515, 6235, 8729, 18705, 26187, 43645, 130935, 158881, 476643, 794405, 1112167, 2383215, 3336501, 4607549, 5560835, 6831883, 13822647, 16682505, 20495649, 23037745, 32252843, 34159415, 47823181, 69113235, 96758529, 102478245, 143469543, 161264215, 198124607, 239115905, 483792645, 594373821, 717347715, 990623035, 1386872249, 2971869105, 4160616747, 6934361245, 20803083735]

約数ペア:

[(1, 20803083735), (3, 6934361245), (5, 4160616747), (7, 2971869105), (15, 1386872249), (21, 990623035), (29, 717347715), (35, 594373821), (43, 483792645), (87, 239115905), (105, 198124607), (129, 161264215), (145, 143469543), (203, 102478245), (215, 96758529), (301, 69113235), (435, 47823181), (609, 34159415), (645, 32252843), (903, 23037745), (1015, 20495649), (1247, 16682505), (1505, 13822647), (3045, 6831883), (3741, 5560835), (4515, 4607549), (6235, 3336501), (8729, 2383215), (18705, 1112167), (26187, 794405), (43645, 476643), (130935, 158881)]