17870996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 37161600

約数和(自身を除く): 19290604

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 157, 199, 286, 314, 398, 572, 628, 796, 1727, 2041, 2189, 2587, 3454, 4082, 4378, 5174, 6908, 8164, 8756, 10348, 22451, 28457, 31243, 44902, 56914, 62486, 89804, 113828, 124972, 343673, 406159, 687346, 812318, 1374692, 1624636, 4467749, 8935498, 17870996]

約数ペア:

[(1, 17870996), (2, 8935498), (4, 4467749), (11, 1624636), (13, 1374692), (22, 812318), (26, 687346), (44, 406159), (52, 343673), (143, 124972), (157, 113828), (199, 89804), (286, 62486), (314, 56914), (398, 44902), (572, 31243), (628, 28457), (796, 22451), (1727, 10348), (2041, 8756), (2189, 8164), (2587, 6908), (3454, 5174), (4082, 4378)]