20862684

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3424

約数の個数: 60

約数和(自身を含む): 57426600

約数和(自身を除く): 36563916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3389, 6156, 6778, 10167, 13556, 20334, 30501, 40668, 61002, 64391, 91503, 122004, 128782, 183006, 193173, 257564, 274509, 366012, 386346, 549018, 579519, 772692, 1098036, 1159038, 1738557, 2318076, 3477114, 5215671, 6954228, 10431342, 20862684]

約数ペア:

[(1, 20862684), (2, 10431342), (3, 6954228), (4, 5215671), (6, 3477114), (9, 2318076), (12, 1738557), (18, 1159038), (19, 1098036), (27, 772692), (36, 579519), (38, 549018), (54, 386346), (57, 366012), (76, 274509), (81, 257564), (108, 193173), (114, 183006), (162, 128782), (171, 122004), (228, 91503), (324, 64391), (342, 61002), (513, 40668), (684, 30501), (1026, 20334), (1539, 13556), (2052, 10167), (3078, 6778), (3389, 6156)]