18631060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1823}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 45351936

約数和(自身を除く): 26720876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 1823, 2044, 2555, 3646, 5110, 7292, 9115, 10220, 12761, 18230, 25522, 36460, 51044, 63805, 127610, 133079, 255220, 266158, 532316, 665395, 931553, 1330790, 1863106, 2661580, 3726212, 4657765, 9315530, 18631060]

約数ペア:

[(1, 18631060), (2, 9315530), (4, 4657765), (5, 3726212), (7, 2661580), (10, 1863106), (14, 1330790), (20, 931553), (28, 665395), (35, 532316), (70, 266158), (73, 255220), (140, 133079), (146, 127610), (292, 63805), (365, 51044), (511, 36460), (730, 25522), (1022, 18230), (1460, 12761), (1823, 10220), (2044, 9115), (2555, 7292), (3646, 5110)]