20171427808

素因数分解:

$2^5\times 7^2\times {\mathrm{97}}^1\times {\mathrm{132623}}^1$

素因数の和:132744

約数の個数: 72

約数和(自身を含む): 46672772832

約数和(自身を除く): 26501345024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 97, 98, 112, 194, 196, 224, 388, 392, 679, 776, 784, 1358, 1552, 1568, 2716, 3104, 4753, 5432, 9506, 10864, 19012, 21728, 38024, 76048, 132623, 152096, 265246, 530492, 928361, 1060984, 1856722, 2121968, 3713444, 4243936, 6498527, 7426888, 12864431, 12997054, 14853776, 25728862, 25994108, 29707552, 51457724, 51988216, 90051017, 102915448, 103976432, 180102034, 205830896, 207952864, 360204068, 411661792, 630357119, 720408136, 1260714238, 1440816272, 2521428476, 2881632544, 5042856952, 10085713904, 20171427808]

約数ペア:

[(1, 20171427808), (2, 10085713904), (4, 5042856952), (7, 2881632544), (8, 2521428476), (14, 1440816272), (16, 1260714238), (28, 720408136), (32, 630357119), (49, 411661792), (56, 360204068), (97, 207952864), (98, 205830896), (112, 180102034), (194, 103976432), (196, 102915448), (224, 90051017), (388, 51988216), (392, 51457724), (679, 29707552), (776, 25994108), (784, 25728862), (1358, 14853776), (1552, 12997054), (1568, 12864431), (2716, 7426888), (3104, 6498527), (4753, 4243936), (5432, 3713444), (9506, 2121968), (10864, 1856722), (19012, 1060984), (21728, 928361), (38024, 530492), (76048, 265246), (132623, 152096)]