18522078

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 41513472

約数和(自身を除く): 22991394

約数列:

[1, 2, 3, 6, 17, 34, 41, 43, 51, 82, 86, 102, 103, 123, 129, 206, 246, 258, 309, 618, 697, 731, 1394, 1462, 1751, 1763, 2091, 2193, 3502, 3526, 4182, 4223, 4386, 4429, 5253, 5289, 8446, 8858, 10506, 10578, 12669, 13287, 25338, 26574, 29971, 59942, 71791, 75293, 89913, 143582, 150586, 179826, 181589, 215373, 225879, 363178, 430746, 451758, 544767, 1089534, 3087013, 6174026, 9261039, 18522078]

約数ペア:

[(1, 18522078), (2, 9261039), (3, 6174026), (6, 3087013), (17, 1089534), (34, 544767), (41, 451758), (43, 430746), (51, 363178), (82, 225879), (86, 215373), (102, 181589), (103, 179826), (123, 150586), (129, 143582), (206, 89913), (246, 75293), (258, 71791), (309, 59942), (618, 29971), (697, 26574), (731, 25338), (1394, 13287), (1462, 12669), (1751, 10578), (1763, 10506), (2091, 8858), (2193, 8446), (3502, 5289), (3526, 5253), (4182, 4429), (4223, 4386)]