11949808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:881

約数の個数: 40

約数和(自身を含む): 25307408

約数和(自身を除く): 13357600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 787, 949, 1168, 1574, 1898, 3148, 3796, 6296, 7592, 10231, 12592, 15184, 20462, 40924, 57451, 81848, 114902, 163696, 229804, 459608, 746863, 919216, 1493726, 2987452, 5974904, 11949808]

約数ペア:

[(1, 11949808), (2, 5974904), (4, 2987452), (8, 1493726), (13, 919216), (16, 746863), (26, 459608), (52, 229804), (73, 163696), (104, 114902), (146, 81848), (208, 57451), (292, 40924), (584, 20462), (787, 15184), (949, 12592), (1168, 10231), (1574, 7592), (1898, 6296), (3148, 3796)]