31231288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18679}}^1$

素因数の和:18715

約数の個数: 32

約数和(自身を含む): 67248000

約数和(自身を除く): 36016712

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 18679, 37358, 74716, 149432, 205469, 354901, 410938, 709802, 821876, 1419604, 1643752, 2839208, 3903911, 7807822, 15615644, 31231288]

約数ペア:

[(1, 31231288), (2, 15615644), (4, 7807822), (8, 3903911), (11, 2839208), (19, 1643752), (22, 1419604), (38, 821876), (44, 709802), (76, 410938), (88, 354901), (152, 205469), (209, 149432), (418, 74716), (836, 37358), (1672, 18679)]