20533095

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 60

約数和(自身を含む): 40554360

約数和(自身を除く): 20021265

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 121, 135, 165, 297, 363, 405, 419, 495, 605, 891, 1089, 1257, 1485, 1815, 2095, 3267, 3771, 4455, 4609, 5445, 6285, 9801, 11313, 13827, 16335, 18855, 23045, 33939, 41481, 49005, 50699, 56565, 69135, 124443, 152097, 169695, 207405, 253495, 373329, 456291, 622215, 760485, 1368873, 1866645, 2281455, 4106619, 6844365, 20533095]

約数ペア:

[(1, 20533095), (3, 6844365), (5, 4106619), (9, 2281455), (11, 1866645), (15, 1368873), (27, 760485), (33, 622215), (45, 456291), (55, 373329), (81, 253495), (99, 207405), (121, 169695), (135, 152097), (165, 124443), (297, 69135), (363, 56565), (405, 50699), (419, 49005), (495, 41481), (605, 33939), (891, 23045), (1089, 18855), (1257, 16335), (1485, 13827), (1815, 11313), (2095, 9801), (3267, 6285), (3771, 5445), (4455, 4609)]