18705690718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{18671}}^1$

素因数の和:18841

約数の個数: 64

約数和(自身を含む): 34330189824

約数和(自身を除く): 15624499106

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 113, 143, 226, 286, 341, 403, 682, 806, 1243, 1469, 2486, 2938, 3503, 4433, 7006, 8866, 16159, 18671, 32318, 37342, 38533, 45539, 77066, 91078, 205381, 242723, 410762, 485446, 500929, 578801, 1001858, 1157602, 2109823, 2669953, 4219646, 5339906, 6366811, 7524413, 12733622, 15048826, 23208053, 27427699, 46416106, 54855398, 65404513, 82768543, 130809026, 165537086, 301704689, 603409378, 719449643, 850258669, 1438899286, 1700517338, 9352845359, 18705690718]

約数ペア:

[(1, 18705690718), (2, 9352845359), (11, 1700517338), (13, 1438899286), (22, 850258669), (26, 719449643), (31, 603409378), (62, 301704689), (113, 165537086), (143, 130809026), (226, 82768543), (286, 65404513), (341, 54855398), (403, 46416106), (682, 27427699), (806, 23208053), (1243, 15048826), (1469, 12733622), (2486, 7524413), (2938, 6366811), (3503, 5339906), (4433, 4219646), (7006, 2669953), (8866, 2109823), (16159, 1157602), (18671, 1001858), (32318, 578801), (37342, 500929), (38533, 485446), (45539, 410762), (77066, 242723), (91078, 205381)]