20120305998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6971693}}^1$

素因数の和:6971748

約数の個数: 32

約数和(自身を含む): 44507294496

約数和(自身を除く): 24386988498

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6971693, 13943386, 20915079, 41830158, 90632009, 181264018, 257952641, 271896027, 515905282, 543792054, 773857923, 1547715846, 3353384333, 6706768666, 10060152999, 20120305998]

約数ペア:

[(1, 20120305998), (2, 10060152999), (3, 6706768666), (6, 3353384333), (13, 1547715846), (26, 773857923), (37, 543792054), (39, 515905282), (74, 271896027), (78, 257952641), (111, 181264018), (222, 90632009), (481, 41830158), (962, 20915079), (1443, 13943386), (2886, 6971693)]