18538470

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2543}}^1$

素因数の和:2568

約数の個数: 56

約数和(自身を含む): 50050656

約数和(自身を除く): 31512186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2543, 3645, 5086, 7290, 7629, 12715, 15258, 22887, 25430, 38145, 45774, 68661, 76290, 114435, 137322, 205983, 228870, 343305, 411966, 617949, 686610, 1029915, 1235898, 1853847, 2059830, 3089745, 3707694, 6179490, 9269235, 18538470]

約数ペア:

[(1, 18538470), (2, 9269235), (3, 6179490), (5, 3707694), (6, 3089745), (9, 2059830), (10, 1853847), (15, 1235898), (18, 1029915), (27, 686610), (30, 617949), (45, 411966), (54, 343305), (81, 228870), (90, 205983), (135, 137322), (162, 114435), (243, 76290), (270, 68661), (405, 45774), (486, 38145), (729, 25430), (810, 22887), (1215, 15258), (1458, 12715), (2430, 7629), (2543, 7290), (3645, 5086)]