20174814

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 49172760

約数和(自身を除く): 28997946

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 121, 157, 177, 198, 242, 314, 354, 363, 471, 531, 649, 726, 942, 1062, 1089, 1298, 1413, 1727, 1947, 2178, 2826, 3454, 3894, 5181, 5841, 7139, 9263, 10362, 11682, 14278, 15543, 18526, 18997, 21417, 27789, 31086, 37994, 42834, 55578, 56991, 64251, 83367, 101893, 113982, 128502, 166734, 170973, 203786, 305679, 341946, 611358, 917037, 1120823, 1834074, 2241646, 3362469, 6724938, 10087407, 20174814]

約数ペア:

[(1, 20174814), (2, 10087407), (3, 6724938), (6, 3362469), (9, 2241646), (11, 1834074), (18, 1120823), (22, 917037), (33, 611358), (59, 341946), (66, 305679), (99, 203786), (118, 170973), (121, 166734), (157, 128502), (177, 113982), (198, 101893), (242, 83367), (314, 64251), (354, 56991), (363, 55578), (471, 42834), (531, 37994), (649, 31086), (726, 27789), (942, 21417), (1062, 18997), (1089, 18526), (1298, 15543), (1413, 14278), (1727, 11682), (1947, 10362), (2178, 9263), (2826, 7139), (3454, 5841), (3894, 5181)]