17671984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 39997440

約数和(自身を除く): 22325456

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 41, 44, 62, 79, 82, 88, 124, 158, 164, 176, 248, 316, 328, 341, 451, 496, 632, 656, 682, 869, 902, 1264, 1271, 1364, 1738, 1804, 2449, 2542, 2728, 3239, 3476, 3608, 4898, 5084, 5456, 6478, 6952, 7216, 9796, 10168, 12956, 13904, 13981, 19592, 20336, 25912, 26939, 27962, 35629, 39184, 51824, 53878, 55924, 71258, 100409, 107756, 111848, 142516, 200818, 215512, 223696, 285032, 401636, 431024, 570064, 803272, 1104499, 1606544, 2208998, 4417996, 8835992, 17671984]

約数ペア:

[(1, 17671984), (2, 8835992), (4, 4417996), (8, 2208998), (11, 1606544), (16, 1104499), (22, 803272), (31, 570064), (41, 431024), (44, 401636), (62, 285032), (79, 223696), (82, 215512), (88, 200818), (124, 142516), (158, 111848), (164, 107756), (176, 100409), (248, 71258), (316, 55924), (328, 53878), (341, 51824), (451, 39184), (496, 35629), (632, 27962), (656, 26939), (682, 25912), (869, 20336), (902, 19592), (1264, 13981), (1271, 13904), (1364, 12956), (1738, 10168), (1804, 9796), (2449, 7216), (2542, 6952), (2728, 6478), (3239, 5456), (3476, 5084), (3608, 4898)]