19560216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 33904104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 883, 923, 1704, 1766, 1846, 2649, 2769, 3532, 3692, 5298, 5538, 7064, 7384, 10596, 11076, 11479, 21192, 22152, 22958, 34437, 45916, 62693, 68874, 91832, 125386, 137748, 188079, 250772, 275496, 376158, 501544, 752316, 815009, 1504632, 1630018, 2445027, 3260036, 4890054, 6520072, 9780108, 19560216]

約数ペア:

[(1, 19560216), (2, 9780108), (3, 6520072), (4, 4890054), (6, 3260036), (8, 2445027), (12, 1630018), (13, 1504632), (24, 815009), (26, 752316), (39, 501544), (52, 376158), (71, 275496), (78, 250772), (104, 188079), (142, 137748), (156, 125386), (213, 91832), (284, 68874), (312, 62693), (426, 45916), (568, 34437), (852, 22958), (883, 22152), (923, 21192), (1704, 11479), (1766, 11076), (1846, 10596), (2649, 7384), (2769, 7064), (3532, 5538), (3692, 5298)]