20562795

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 40711680

約数和(自身を除く): 20148885

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 61, 99, 135, 165, 183, 227, 297, 305, 495, 549, 671, 681, 915, 1135, 1485, 1647, 2013, 2043, 2497, 2745, 3355, 3405, 6039, 6129, 7491, 8235, 10065, 10215, 12485, 13847, 18117, 22473, 30195, 30645, 37455, 41541, 67419, 69235, 90585, 112365, 124623, 152317, 207705, 337095, 373869, 456951, 623115, 761585, 1370853, 1869345, 2284755, 4112559, 6854265, 20562795]

約数ペア:

[(1, 20562795), (3, 6854265), (5, 4112559), (9, 2284755), (11, 1869345), (15, 1370853), (27, 761585), (33, 623115), (45, 456951), (55, 373869), (61, 337095), (99, 207705), (135, 152317), (165, 124623), (183, 112365), (227, 90585), (297, 69235), (305, 67419), (495, 41541), (549, 37455), (671, 30645), (681, 30195), (915, 22473), (1135, 18117), (1485, 13847), (1647, 12485), (2013, 10215), (2043, 10065), (2497, 8235), (2745, 7491), (3355, 6129), (3405, 6039)]