20371201956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4254637}}^1$

素因数の和:4254673

約数の個数: 72

約数和(自身を含む): 61947529280

約数和(自身を除く): 41576327324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 4254637, 8509274, 12763911, 17018548, 25527822, 29782459, 38291733, 51055644, 59564918, 76583466, 80838103, 89347377, 119129836, 153166932, 161676206, 178694754, 242514309, 268042131, 323352412, 357389508, 485028618, 536084262, 565866721, 727542927, 970057236, 1072168524, 1131733442, 1455085854, 1697600163, 2263466884, 2910171708, 3395200326, 5092800489, 6790400652, 10185600978, 20371201956]

約数ペア:

[(1, 20371201956), (2, 10185600978), (3, 6790400652), (4, 5092800489), (6, 3395200326), (7, 2910171708), (9, 2263466884), (12, 1697600163), (14, 1455085854), (18, 1131733442), (19, 1072168524), (21, 970057236), (28, 727542927), (36, 565866721), (38, 536084262), (42, 485028618), (57, 357389508), (63, 323352412), (76, 268042131), (84, 242514309), (114, 178694754), (126, 161676206), (133, 153166932), (171, 119129836), (228, 89347377), (252, 80838103), (266, 76583466), (342, 59564918), (399, 51055644), (532, 38291733), (684, 29782459), (798, 25527822), (1197, 17018548), (1596, 12763911), (2394, 8509274), (4788, 4254637)]