20219069312

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{296363}}^1$

素因数の和:296431

約数の個数: 64

約数和(自身を含む): 44436818160

約数和(自身を除く): 24217748848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 328, 416, 533, 656, 832, 1066, 1312, 1664, 2132, 2624, 4264, 5248, 8528, 17056, 34112, 68224, 296363, 592726, 1185452, 2370904, 3852719, 4741808, 7705438, 9483616, 12150883, 15410876, 18967232, 24301766, 30821752, 37934464, 48603532, 61643504, 97207064, 123287008, 157961479, 194414128, 246574016, 315922958, 388828256, 493148032, 631845916, 777656512, 1263691832, 1555313024, 2527383664, 5054767328, 10109534656, 20219069312]

約数ペア:

[(1, 20219069312), (2, 10109534656), (4, 5054767328), (8, 2527383664), (13, 1555313024), (16, 1263691832), (26, 777656512), (32, 631845916), (41, 493148032), (52, 388828256), (64, 315922958), (82, 246574016), (104, 194414128), (128, 157961479), (164, 123287008), (208, 97207064), (328, 61643504), (416, 48603532), (533, 37934464), (656, 30821752), (832, 24301766), (1066, 18967232), (1312, 15410876), (1664, 12150883), (2132, 9483616), (2624, 7705438), (4264, 4741808), (5248, 3852719), (8528, 2370904), (17056, 1185452), (34112, 592726), (68224, 296363)]