20213532

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2237}}^1$

素因数の和:2498

約数の個数: 36

約数和(自身を含む): 51321816

約数和(自身を除く): 31108284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2237, 2259, 3012, 4474, 4518, 6711, 8948, 9036, 13422, 20133, 26844, 40266, 80532, 561487, 1122974, 1684461, 2245948, 3368922, 5053383, 6737844, 10106766, 20213532]

約数ペア:

[(1, 20213532), (2, 10106766), (3, 6737844), (4, 5053383), (6, 3368922), (9, 2245948), (12, 1684461), (18, 1122974), (36, 561487), (251, 80532), (502, 40266), (753, 26844), (1004, 20133), (1506, 13422), (2237, 9036), (2259, 8948), (3012, 6711), (4474, 4518)]