20931044294076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13873}}^1\times {\mathrm{17961443}}^1$

素因数の和:17975330

約数の個数: 48

約数和(自身を含む): 55820144588544

約数和(自身を除く): 34889100294468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 13873, 27746, 41619, 55492, 83238, 97111, 166476, 194222, 291333, 388444, 582666, 1165332, 17961443, 35922886, 53884329, 71845772, 107768658, 125730101, 215537316, 251460202, 377190303, 502920404, 754380606, 1508761212, 249179098739, 498358197478, 747537296217, 996716394956, 1495074592434, 1744253691173, 2990149184868, 3488507382346, 5232761073519, 6977014764692, 10465522147038, 20931044294076]

約数ペア:

[(1, 20931044294076), (2, 10465522147038), (3, 6977014764692), (4, 5232761073519), (6, 3488507382346), (7, 2990149184868), (12, 1744253691173), (14, 1495074592434), (21, 996716394956), (28, 747537296217), (42, 498358197478), (84, 249179098739), (13873, 1508761212), (27746, 754380606), (41619, 502920404), (55492, 377190303), (83238, 251460202), (97111, 215537316), (166476, 125730101), (194222, 107768658), (291333, 71845772), (388444, 53884329), (582666, 35922886), (1165332, 17961443)]