20196705568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2855869}}^1$

素因数の和:2855909

約数の個数: 48

約数和(自身を含む): 45339792120

約数和(自身を除く): 25143086552

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 2855869, 5711738, 11423476, 22846952, 37126297, 45693904, 48549773, 74252594, 91387808, 97099546, 148505188, 194199092, 297010376, 388398184, 594020752, 631147049, 776796368, 1188041504, 1262294098, 1553592736, 2524588196, 5049176392, 10098352784, 20196705568]

約数ペア:

[(1, 20196705568), (2, 10098352784), (4, 5049176392), (8, 2524588196), (13, 1553592736), (16, 1262294098), (17, 1188041504), (26, 776796368), (32, 631147049), (34, 594020752), (52, 388398184), (68, 297010376), (104, 194199092), (136, 148505188), (208, 97099546), (221, 91387808), (272, 74252594), (416, 48549773), (442, 45693904), (544, 37126297), (884, 22846952), (1768, 11423476), (3536, 5711738), (7072, 2855869)]