20260551213

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{68879}}^1$

素因数の和:68951

約数の個数: 72

約数和(自身を含む): 36748857600

約数和(自身を除く): 16488306387

約数列:

[1, 3, 7, 9, 21, 23, 29, 49, 63, 69, 87, 147, 161, 203, 207, 261, 441, 483, 609, 667, 1127, 1421, 1449, 1827, 2001, 3381, 4263, 4669, 6003, 10143, 12789, 14007, 32683, 42021, 68879, 98049, 206637, 294147, 482153, 619911, 1446459, 1584217, 1997491, 3375071, 4339377, 4752651, 5992473, 10125213, 11089519, 13982437, 14257953, 17977419, 30375639, 33268557, 41947311, 45942293, 77626633, 97877059, 99805671, 125841933, 137826879, 232879899, 293631177, 321596051, 413480637, 698639697, 880893531, 964788153, 2251172357, 2894364459, 6753517071, 20260551213]

約数ペア:

[(1, 20260551213), (3, 6753517071), (7, 2894364459), (9, 2251172357), (21, 964788153), (23, 880893531), (29, 698639697), (49, 413480637), (63, 321596051), (69, 293631177), (87, 232879899), (147, 137826879), (161, 125841933), (203, 99805671), (207, 97877059), (261, 77626633), (441, 45942293), (483, 41947311), (609, 33268557), (667, 30375639), (1127, 17977419), (1421, 14257953), (1449, 13982437), (1827, 11089519), (2001, 10125213), (3381, 5992473), (4263, 4752651), (4669, 4339377), (6003, 3375071), (10143, 1997491), (12789, 1584217), (14007, 1446459), (32683, 619911), (42021, 482153), (68879, 294147), (98049, 206637)]