20278327498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{40493}}^1$

素因数の和:40639

約数の個数: 64

約数和(自身を含む): 38205603072

約数和(自身を除く): 17927275574

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 103, 143, 187, 206, 221, 286, 374, 442, 1133, 1339, 1751, 2266, 2431, 2678, 3502, 4862, 14729, 19261, 22763, 29458, 38522, 40493, 45526, 80986, 250393, 445423, 500786, 526409, 688381, 890846, 1052818, 1376762, 4170779, 5790499, 7572191, 8341558, 8948953, 11580998, 15144382, 17897906, 45878569, 54220127, 70903243, 91757138, 98438483, 108440254, 141806486, 196876966, 596421397, 779935673, 921742159, 1192842794, 1559871346, 1843484318, 10139163749, 20278327498]

約数ペア:

[(1, 20278327498), (2, 10139163749), (11, 1843484318), (13, 1559871346), (17, 1192842794), (22, 921742159), (26, 779935673), (34, 596421397), (103, 196876966), (143, 141806486), (187, 108440254), (206, 98438483), (221, 91757138), (286, 70903243), (374, 54220127), (442, 45878569), (1133, 17897906), (1339, 15144382), (1751, 11580998), (2266, 8948953), (2431, 8341558), (2678, 7572191), (3502, 5790499), (4862, 4170779), (14729, 1376762), (19261, 1052818), (22763, 890846), (29458, 688381), (38522, 526409), (40493, 500786), (45526, 445423), (80986, 250393)]