18296828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 37685088

約数和(自身を除く): 19388260

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 61, 68, 122, 187, 244, 374, 401, 671, 748, 802, 1037, 1342, 1604, 2074, 2684, 4148, 4411, 6817, 8822, 11407, 13634, 17644, 22814, 24461, 27268, 45628, 48922, 74987, 97844, 149974, 269071, 299948, 415837, 538142, 831674, 1076284, 1663348, 4574207, 9148414, 18296828]

約数ペア:

[(1, 18296828), (2, 9148414), (4, 4574207), (11, 1663348), (17, 1076284), (22, 831674), (34, 538142), (44, 415837), (61, 299948), (68, 269071), (122, 149974), (187, 97844), (244, 74987), (374, 48922), (401, 45628), (671, 27268), (748, 24461), (802, 22814), (1037, 17644), (1342, 13634), (1604, 11407), (2074, 8822), (2684, 6817), (4148, 4411)]