31938848

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 66860640

約数和(自身を除く): 34921792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 131, 152, 262, 304, 401, 524, 608, 802, 1048, 1604, 2096, 2489, 3208, 4192, 4978, 6416, 7619, 9956, 12832, 15238, 19912, 30476, 39824, 52531, 60952, 79648, 105062, 121904, 210124, 243808, 420248, 840496, 998089, 1680992, 1996178, 3992356, 7984712, 15969424, 31938848]

約数ペア:

[(1, 31938848), (2, 15969424), (4, 7984712), (8, 3992356), (16, 1996178), (19, 1680992), (32, 998089), (38, 840496), (76, 420248), (131, 243808), (152, 210124), (262, 121904), (304, 105062), (401, 79648), (524, 60952), (608, 52531), (802, 39824), (1048, 30476), (1604, 19912), (2096, 15238), (2489, 12832), (3208, 9956), (4192, 7619), (4978, 6416)]