18715696944

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{913139}}^1$

素因数の和:913218

約数の個数: 80

約数和(自身を含む): 56161762560

約数和(自身を除く): 37446065616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1281, 1464, 1708, 2562, 2928, 3416, 5124, 6832, 10248, 20496, 913139, 1826278, 2739417, 3652556, 5478834, 6391973, 7305112, 10957668, 12783946, 14610224, 19175919, 21915336, 25567892, 38351838, 43830672, 51135784, 55701479, 76703676, 102271568, 111402958, 153407352, 167104437, 222805916, 306814704, 334208874, 389910353, 445611832, 668417748, 779820706, 891223664, 1169731059, 1336835496, 1559641412, 2339462118, 2673670992, 3119282824, 4678924236, 6238565648, 9357848472, 18715696944]

約数ペア:

[(1, 18715696944), (2, 9357848472), (3, 6238565648), (4, 4678924236), (6, 3119282824), (7, 2673670992), (8, 2339462118), (12, 1559641412), (14, 1336835496), (16, 1169731059), (21, 891223664), (24, 779820706), (28, 668417748), (42, 445611832), (48, 389910353), (56, 334208874), (61, 306814704), (84, 222805916), (112, 167104437), (122, 153407352), (168, 111402958), (183, 102271568), (244, 76703676), (336, 55701479), (366, 51135784), (427, 43830672), (488, 38351838), (732, 25567892), (854, 21915336), (976, 19175919), (1281, 14610224), (1464, 12783946), (1708, 10957668), (2562, 7305112), (2928, 6391973), (3416, 5478834), (5124, 3652556), (6832, 2739417), (10248, 1826278), (20496, 913139)]