16559020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 20672468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 431, 452, 565, 862, 1130, 1724, 1921, 2155, 2260, 3842, 4310, 7327, 7684, 8620, 9605, 14654, 19210, 29308, 36635, 38420, 48703, 73270, 97406, 146540, 194812, 243515, 487030, 827951, 974060, 1655902, 3311804, 4139755, 8279510, 16559020]

約数ペア:

[(1, 16559020), (2, 8279510), (4, 4139755), (5, 3311804), (10, 1655902), (17, 974060), (20, 827951), (34, 487030), (68, 243515), (85, 194812), (113, 146540), (170, 97406), (226, 73270), (340, 48703), (431, 38420), (452, 36635), (565, 29308), (862, 19210), (1130, 14654), (1724, 9605), (1921, 8620), (2155, 7684), (2260, 7327), (3842, 4310)]