19495590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20963}}^1$

素因数の和:21004

約数の個数: 32

約数和(自身を含む): 48301056

約数和(自身を除く): 28805466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 20963, 41926, 62889, 104815, 125778, 209630, 314445, 628890, 649853, 1299706, 1949559, 3249265, 3899118, 6498530, 9747795, 19495590]

約数ペア:

[(1, 19495590), (2, 9747795), (3, 6498530), (5, 3899118), (6, 3249265), (10, 1949559), (15, 1299706), (30, 649853), (31, 628890), (62, 314445), (93, 209630), (155, 125778), (186, 104815), (310, 62889), (465, 41926), (930, 20963)]