19844802

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 24970878

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 83, 111, 166, 222, 249, 333, 359, 498, 666, 718, 747, 1077, 1494, 2154, 3071, 3231, 6142, 6462, 9213, 13283, 18426, 26566, 27639, 29797, 39849, 55278, 59594, 79698, 89391, 119547, 178782, 239094, 268173, 536346, 1102489, 2204978, 3307467, 6614934, 9922401, 19844802]

約数ペア:

[(1, 19844802), (2, 9922401), (3, 6614934), (6, 3307467), (9, 2204978), (18, 1102489), (37, 536346), (74, 268173), (83, 239094), (111, 178782), (166, 119547), (222, 89391), (249, 79698), (333, 59594), (359, 55278), (498, 39849), (666, 29797), (718, 27639), (747, 26566), (1077, 18426), (1494, 13283), (2154, 9213), (3071, 6462), (3231, 6142)]