20580528

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13831}}^1$

素因数の和:13873

約数の個数: 40

約数和(自身を含む): 54885376

約数和(自身を除く): 34304848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13831, 27662, 41493, 55324, 82986, 110648, 165972, 221296, 331944, 428761, 663888, 857522, 1286283, 1715044, 2572566, 3430088, 5145132, 6860176, 10290264, 20580528]

約数ペア:

[(1, 20580528), (2, 10290264), (3, 6860176), (4, 5145132), (6, 3430088), (8, 2572566), (12, 1715044), (16, 1286283), (24, 857522), (31, 663888), (48, 428761), (62, 331944), (93, 221296), (124, 165972), (186, 110648), (248, 82986), (372, 55324), (496, 41493), (744, 27662), (1488, 13831)]