1999873408

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41443}}^1$

素因数の和:41499

約数の個数: 64

約数和(自身を含む): 4438652400

約数和(自身を除く): 2438778992

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 208, 232, 377, 416, 464, 754, 832, 928, 1508, 1664, 1856, 3016, 3712, 6032, 12064, 24128, 41443, 48256, 82886, 165772, 331544, 538759, 663088, 1077518, 1201847, 1326176, 2155036, 2403694, 2652352, 4310072, 4807388, 5304704, 8620144, 9614776, 15624011, 17240288, 19229552, 31248022, 34480576, 38459104, 62496044, 68961152, 76918208, 124992088, 153836416, 249984176, 499968352, 999936704, 1999873408]

約数ペア:

[(1, 1999873408), (2, 999936704), (4, 499968352), (8, 249984176), (13, 153836416), (16, 124992088), (26, 76918208), (29, 68961152), (32, 62496044), (52, 38459104), (58, 34480576), (64, 31248022), (104, 19229552), (116, 17240288), (128, 15624011), (208, 9614776), (232, 8620144), (377, 5304704), (416, 4807388), (464, 4310072), (754, 2652352), (832, 2403694), (928, 2155036), (1508, 1326176), (1664, 1201847), (1856, 1077518), (3016, 663088), (3712, 538759), (6032, 331544), (12064, 165772), (24128, 82886), (41443, 48256)]