20120602812

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{638263}}^1$

素因数の和:638378

約数の個数: 48

約数和(自身を含む): 48896128512

約数和(自身を除く): 28775525700

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 111, 142, 148, 213, 222, 284, 426, 444, 852, 2627, 5254, 7881, 10508, 15762, 31524, 638263, 1276526, 1914789, 2553052, 3829578, 7659156, 23615731, 45316673, 47231462, 70847193, 90633346, 94462924, 135950019, 141694386, 181266692, 271900038, 283388772, 543800076, 1676716901, 3353433802, 5030150703, 6706867604, 10060301406, 20120602812]

約数ペア:

[(1, 20120602812), (2, 10060301406), (3, 6706867604), (4, 5030150703), (6, 3353433802), (12, 1676716901), (37, 543800076), (71, 283388772), (74, 271900038), (111, 181266692), (142, 141694386), (148, 135950019), (213, 94462924), (222, 90633346), (284, 70847193), (426, 47231462), (444, 45316673), (852, 23615731), (2627, 7659156), (5254, 3829578), (7881, 2553052), (10508, 1914789), (15762, 1276526), (31524, 638263)]