19712904036

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{313321}}^1$

素因数の和:313449

約数の個数: 72

約数和(自身を含む): 54006686496

約数和(自身を除く): 34293782460

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 107, 147, 196, 214, 294, 321, 428, 588, 642, 749, 1284, 1498, 2247, 2996, 4494, 5243, 8988, 10486, 15729, 20972, 31458, 62916, 313321, 626642, 939963, 1253284, 1879926, 2193247, 3759852, 4386494, 6579741, 8772988, 13159482, 15352729, 26318964, 30705458, 33525347, 46058187, 61410916, 67050694, 92116374, 100576041, 134101388, 184232748, 201152082, 234677429, 402304164, 469354858, 704032287, 938709716, 1408064574, 1642742003, 2816129148, 3285484006, 4928226009, 6570968012, 9856452018, 19712904036]

約数ペア:

[(1, 19712904036), (2, 9856452018), (3, 6570968012), (4, 4928226009), (6, 3285484006), (7, 2816129148), (12, 1642742003), (14, 1408064574), (21, 938709716), (28, 704032287), (42, 469354858), (49, 402304164), (84, 234677429), (98, 201152082), (107, 184232748), (147, 134101388), (196, 100576041), (214, 92116374), (294, 67050694), (321, 61410916), (428, 46058187), (588, 33525347), (642, 30705458), (749, 26318964), (1284, 15352729), (1498, 13159482), (2247, 8772988), (2996, 6579741), (4494, 4386494), (5243, 3759852), (8988, 2193247), (10486, 1879926), (15729, 1253284), (20972, 939963), (31458, 626642), (62916, 313321)]