18271616

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 41860800

約数和(自身を除く): 23589184

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 304, 352, 418, 608, 683, 704, 836, 1216, 1366, 1408, 1672, 2432, 2732, 3344, 5464, 6688, 7513, 10928, 12977, 13376, 15026, 21856, 25954, 26752, 30052, 43712, 51908, 60104, 87424, 103816, 120208, 142747, 207632, 240416, 285494, 415264, 480832, 570988, 830528, 961664, 1141976, 1661056, 2283952, 4567904, 9135808, 18271616]

約数ペア:

[(1, 18271616), (2, 9135808), (4, 4567904), (8, 2283952), (11, 1661056), (16, 1141976), (19, 961664), (22, 830528), (32, 570988), (38, 480832), (44, 415264), (64, 285494), (76, 240416), (88, 207632), (128, 142747), (152, 120208), (176, 103816), (209, 87424), (304, 60104), (352, 51908), (418, 43712), (608, 30052), (683, 26752), (704, 25954), (836, 21856), (1216, 15026), (1366, 13376), (1408, 12977), (1672, 10928), (2432, 7513), (2732, 6688), (3344, 5464)]