20178331206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1\times {\mathrm{8287}}^1$

素因数の和:8849

約数の個数: 64

約数和(自身を含む): 44683591680

約数和(自身を除く): 24505260474

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 467, 474, 869, 934, 1401, 1738, 2607, 2802, 5137, 5214, 8287, 10274, 15411, 16574, 24861, 30822, 36893, 49722, 73786, 91157, 110679, 182314, 221358, 273471, 405823, 546942, 654673, 811646, 1217469, 1309346, 1964019, 2434938, 3870029, 3928038, 7201403, 7740058, 11610087, 14402806, 21604209, 23220174, 42570319, 43208418, 85140638, 127710957, 255421914, 305732291, 611464582, 917196873, 1834393746, 3363055201, 6726110402, 10089165603, 20178331206]

約数ペア:

[(1, 20178331206), (2, 10089165603), (3, 6726110402), (6, 3363055201), (11, 1834393746), (22, 917196873), (33, 611464582), (66, 305732291), (79, 255421914), (158, 127710957), (237, 85140638), (467, 43208418), (474, 42570319), (869, 23220174), (934, 21604209), (1401, 14402806), (1738, 11610087), (2607, 7740058), (2802, 7201403), (5137, 3928038), (5214, 3870029), (8287, 2434938), (10274, 1964019), (15411, 1309346), (16574, 1217469), (24861, 811646), (30822, 654673), (36893, 546942), (49722, 405823), (73786, 273471), (91157, 221358), (110679, 182314)]