19455392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2909}}^1$

素因数の和:2949

約数の個数: 48

約数和(自身を含む): 43999200

約数和(自身を除く): 24543808

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 2909, 3344, 5818, 6688, 11636, 23272, 31999, 46544, 55271, 63998, 93088, 110542, 127996, 221084, 255992, 442168, 511984, 607981, 884336, 1023968, 1215962, 1768672, 2431924, 4863848, 9727696, 19455392]

約数ペア:

[(1, 19455392), (2, 9727696), (4, 4863848), (8, 2431924), (11, 1768672), (16, 1215962), (19, 1023968), (22, 884336), (32, 607981), (38, 511984), (44, 442168), (76, 255992), (88, 221084), (152, 127996), (176, 110542), (209, 93088), (304, 63998), (352, 55271), (418, 46544), (608, 31999), (836, 23272), (1672, 11636), (2909, 6688), (3344, 5818)]