18917396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 37149840

約数和(自身を除く): 18232444

約数列:

[1, 2, 4, 17, 29, 34, 53, 58, 68, 106, 116, 181, 212, 362, 493, 724, 901, 986, 1537, 1802, 1972, 3074, 3077, 3604, 5249, 6148, 6154, 9593, 10498, 12308, 19186, 20996, 26129, 38372, 52258, 89233, 104516, 163081, 178466, 278197, 326162, 356932, 556394, 652324, 1112788, 4729349, 9458698, 18917396]

約数ペア:

[(1, 18917396), (2, 9458698), (4, 4729349), (17, 1112788), (29, 652324), (34, 556394), (53, 356932), (58, 326162), (68, 278197), (106, 178466), (116, 163081), (181, 104516), (212, 89233), (362, 52258), (493, 38372), (724, 26129), (901, 20996), (986, 19186), (1537, 12308), (1802, 10498), (1972, 9593), (3074, 6154), (3077, 6148), (3604, 5249)]