31500304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2011}}^1$

素因数の和:2119

約数の個数: 40

約数和(自身を含む): 67361760

約数和(自身を除く): 35861456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 2011, 3916, 4022, 7832, 8044, 15664, 16088, 22121, 32176, 44242, 88484, 176968, 178979, 353936, 357958, 715916, 1431832, 1968769, 2863664, 3937538, 7875076, 15750152, 31500304]

約数ペア:

[(1, 31500304), (2, 15750152), (4, 7875076), (8, 3937538), (11, 2863664), (16, 1968769), (22, 1431832), (44, 715916), (88, 357958), (89, 353936), (176, 178979), (178, 176968), (356, 88484), (712, 44242), (979, 32176), (1424, 22121), (1958, 16088), (2011, 15664), (3916, 8044), (4022, 7832)]