20388948

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 51265536

約数和(自身を除く): 30876588

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 186, 276, 372, 713, 1426, 2139, 2383, 2852, 4278, 4766, 7149, 8556, 9532, 14298, 28596, 54809, 73873, 109618, 147746, 164427, 219236, 221619, 295492, 328854, 443238, 657708, 886476, 1699079, 3398158, 5097237, 6796316, 10194474, 20388948]

約数ペア:

[(1, 20388948), (2, 10194474), (3, 6796316), (4, 5097237), (6, 3398158), (12, 1699079), (23, 886476), (31, 657708), (46, 443238), (62, 328854), (69, 295492), (92, 221619), (93, 219236), (124, 164427), (138, 147746), (186, 109618), (276, 73873), (372, 54809), (713, 28596), (1426, 14298), (2139, 9532), (2383, 8556), (2852, 7149), (4278, 4766)]