19936707948

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{20233}}^1$

素因数の和:20615

約数の個数: 72

約数和(自身を含む): 51084860736

約数和(自身を除く): 31148152788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 271, 303, 404, 542, 606, 813, 909, 1084, 1212, 1626, 1818, 2439, 3252, 3636, 4878, 9756, 20233, 27371, 40466, 54742, 60699, 80932, 82113, 109484, 121398, 164226, 182097, 242796, 246339, 328452, 364194, 492678, 728388, 985356, 2043533, 4087066, 5483143, 6130599, 8174132, 10966286, 12261198, 16449429, 18391797, 21932572, 24522396, 32898858, 36783594, 49348287, 65797716, 73567188, 98696574, 197393148, 553797443, 1107594886, 1661392329, 2215189772, 3322784658, 4984176987, 6645569316, 9968353974, 19936707948]

約数ペア:

[(1, 19936707948), (2, 9968353974), (3, 6645569316), (4, 4984176987), (6, 3322784658), (9, 2215189772), (12, 1661392329), (18, 1107594886), (36, 553797443), (101, 197393148), (202, 98696574), (271, 73567188), (303, 65797716), (404, 49348287), (542, 36783594), (606, 32898858), (813, 24522396), (909, 21932572), (1084, 18391797), (1212, 16449429), (1626, 12261198), (1818, 10966286), (2439, 8174132), (3252, 6130599), (3636, 5483143), (4878, 4087066), (9756, 2043533), (20233, 985356), (27371, 728388), (40466, 492678), (54742, 364194), (60699, 328452), (80932, 246339), (82113, 242796), (109484, 182097), (121398, 164226)]