26388378

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 72

約数和(自身を含む): 62764416

約数和(自身を除く): 36376038

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 131, 171, 186, 262, 279, 342, 361, 393, 558, 589, 722, 786, 1083, 1178, 1179, 1767, 2166, 2358, 2489, 3249, 3534, 4061, 4978, 5301, 6498, 7467, 8122, 10602, 11191, 12183, 14934, 22382, 22401, 24366, 33573, 36549, 44802, 47291, 67146, 73098, 77159, 94582, 100719, 141873, 154318, 201438, 231477, 283746, 425619, 462954, 694431, 851238, 1388862, 1466021, 2932042, 4398063, 8796126, 13194189, 26388378]

約数ペア:

[(1, 26388378), (2, 13194189), (3, 8796126), (6, 4398063), (9, 2932042), (18, 1466021), (19, 1388862), (31, 851238), (38, 694431), (57, 462954), (62, 425619), (93, 283746), (114, 231477), (131, 201438), (171, 154318), (186, 141873), (262, 100719), (279, 94582), (342, 77159), (361, 73098), (393, 67146), (558, 47291), (589, 44802), (722, 36549), (786, 33573), (1083, 24366), (1178, 22401), (1179, 22382), (1767, 14934), (2166, 12183), (2358, 11191), (2489, 10602), (3249, 8122), (3534, 7467), (4061, 6498), (4978, 5301)]