18522894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 43122240

約数和(自身を除く): 24599346

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 61, 78, 102, 122, 183, 221, 229, 366, 442, 458, 663, 687, 793, 1037, 1326, 1374, 1586, 2074, 2379, 2977, 3111, 3893, 4758, 5954, 6222, 7786, 8931, 11679, 13481, 13969, 17862, 23358, 26962, 27938, 40443, 41907, 50609, 80886, 83814, 101218, 151827, 181597, 237473, 303654, 363194, 474946, 544791, 712419, 1089582, 1424838, 3087149, 6174298, 9261447, 18522894]

約数ペア:

[(1, 18522894), (2, 9261447), (3, 6174298), (6, 3087149), (13, 1424838), (17, 1089582), (26, 712419), (34, 544791), (39, 474946), (51, 363194), (61, 303654), (78, 237473), (102, 181597), (122, 151827), (183, 101218), (221, 83814), (229, 80886), (366, 50609), (442, 41907), (458, 40443), (663, 27938), (687, 26962), (793, 23358), (1037, 17862), (1326, 13969), (1374, 13481), (1586, 11679), (2074, 8931), (2379, 7786), (2977, 6222), (3111, 5954), (3893, 4758)]