18377546990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{7109}}^1$

素因数の和:7529

約数の個数: 64

約数和(自身を含む): 36710807040

約数和(自身を除く): 18333260050

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 331, 355, 662, 710, 781, 1562, 1655, 3310, 3641, 3905, 7109, 7282, 7810, 14218, 18205, 23501, 35545, 36410, 47002, 71090, 78199, 117505, 156398, 235010, 258511, 390995, 504739, 517022, 781990, 1009478, 1292555, 2353079, 2523695, 2585110, 4706158, 5047390, 5552129, 11104258, 11765395, 23530790, 25883869, 27760645, 51767738, 55521290, 129419345, 167068609, 258838690, 334137218, 835343045, 1670686090, 1837754699, 3675509398, 9188773495, 18377546990]

約数ペア:

[(1, 18377546990), (2, 9188773495), (5, 3675509398), (10, 1837754699), (11, 1670686090), (22, 835343045), (55, 334137218), (71, 258838690), (110, 167068609), (142, 129419345), (331, 55521290), (355, 51767738), (662, 27760645), (710, 25883869), (781, 23530790), (1562, 11765395), (1655, 11104258), (3310, 5552129), (3641, 5047390), (3905, 4706158), (7109, 2585110), (7282, 2523695), (7810, 2353079), (14218, 1292555), (18205, 1009478), (23501, 781990), (35545, 517022), (36410, 504739), (47002, 390995), (71090, 258511), (78199, 235010), (117505, 156398)]