31820348

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^2$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 64930320

約数和(自身を除く): 33109972

約数列:

[1, 2, 4, 7, 14, 28, 89, 113, 178, 226, 356, 452, 623, 791, 1246, 1582, 2492, 3164, 10057, 12769, 20114, 25538, 40228, 51076, 70399, 89383, 140798, 178766, 281596, 357532, 1136441, 2272882, 4545764, 7955087, 15910174, 31820348]

約数ペア:

[(1, 31820348), (2, 15910174), (4, 7955087), (7, 4545764), (14, 2272882), (28, 1136441), (89, 357532), (113, 281596), (178, 178766), (226, 140798), (356, 89383), (452, 70399), (623, 51076), (791, 40228), (1246, 25538), (1582, 20114), (2492, 12769), (3164, 10057)]