200920428

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{21221}}^1$

素因数の和:21494

約数の個数: 36

約数和(自身を含む): 509837328

約数和(自身を除く): 308916900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2367, 3156, 4734, 9468, 21221, 42442, 63663, 84884, 127326, 190989, 254652, 381978, 763956, 5581123, 11162246, 16743369, 22324492, 33486738, 50230107, 66973476, 100460214, 200920428]

約数ペア:

[(1, 200920428), (2, 100460214), (3, 66973476), (4, 50230107), (6, 33486738), (9, 22324492), (12, 16743369), (18, 11162246), (36, 5581123), (263, 763956), (526, 381978), (789, 254652), (1052, 190989), (1578, 127326), (2367, 84884), (3156, 63663), (4734, 42442), (9468, 21221)]