2018256247

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 2620800000

約数和(自身を除く): 602543753

約数列:

[1, 7, 19, 29, 49, 59, 133, 181, 203, 343, 413, 551, 931, 1121, 1267, 1421, 1711, 2891, 3439, 3857, 5249, 6517, 7847, 8869, 9947, 10679, 11977, 20237, 24073, 26999, 32509, 36743, 54929, 62083, 74753, 83839, 99731, 168511, 188993, 202901, 227563, 257201, 309691, 384503, 523271, 586873, 698117, 1179577, 1420307, 1592941, 1800407, 2167837, 3662897, 4886819, 5884129, 9942149, 11150587, 15174859, 34207733, 41188903, 69595043, 106224013, 288322321, 2018256247]

約数ペア:

[(1, 2018256247), (7, 288322321), (19, 106224013), (29, 69595043), (49, 41188903), (59, 34207733), (133, 15174859), (181, 11150587), (203, 9942149), (343, 5884129), (413, 4886819), (551, 3662897), (931, 2167837), (1121, 1800407), (1267, 1592941), (1421, 1420307), (1711, 1179577), (2891, 698117), (3439, 586873), (3857, 523271), (5249, 384503), (6517, 309691), (7847, 257201), (8869, 227563), (9947, 202901), (10679, 188993), (11977, 168511), (20237, 99731), (24073, 83839), (26999, 74753), (32509, 62083), (36743, 54929)]