18702996992

素因数分解:

$2^9\times {\mathrm{313}}^1\times {\mathrm{116707}}^1$

素因数の和:117038

約数の個数: 40

約数和(自身を含む): 37489177176

約数和(自身を除く): 18786180184

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 313, 512, 626, 1252, 2504, 5008, 10016, 20032, 40064, 80128, 116707, 160256, 233414, 466828, 933656, 1867312, 3734624, 7469248, 14938496, 29876992, 36529291, 59753984, 73058582, 146117164, 292234328, 584468656, 1168937312, 2337874624, 4675749248, 9351498496, 18702996992]

約数ペア:

[(1, 18702996992), (2, 9351498496), (4, 4675749248), (8, 2337874624), (16, 1168937312), (32, 584468656), (64, 292234328), (128, 146117164), (256, 73058582), (313, 59753984), (512, 36529291), (626, 29876992), (1252, 14938496), (2504, 7469248), (5008, 3734624), (10016, 1867312), (20032, 933656), (40064, 466828), (80128, 233414), (116707, 160256)]