20449279264

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{346739}}^1$

素因数の和:346865

約数の個数: 48

約数和(自身を含む): 42815455200

約数和(自身を除く): 22366175936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 97, 152, 194, 304, 388, 608, 776, 1552, 1843, 3104, 3686, 7372, 14744, 29488, 58976, 346739, 693478, 1386956, 2773912, 5547824, 6588041, 11095648, 13176082, 26352164, 33633683, 52704328, 67267366, 105408656, 134534732, 210817312, 269069464, 538138928, 639039977, 1076277856, 1278079954, 2556159908, 5112319816, 10224639632, 20449279264]

約数ペア:

[(1, 20449279264), (2, 10224639632), (4, 5112319816), (8, 2556159908), (16, 1278079954), (19, 1076277856), (32, 639039977), (38, 538138928), (76, 269069464), (97, 210817312), (152, 134534732), (194, 105408656), (304, 67267366), (388, 52704328), (608, 33633683), (776, 26352164), (1552, 13176082), (1843, 11095648), (3104, 6588041), (3686, 5547824), (7372, 2773912), (14744, 1386956), (29488, 693478), (58976, 346739)]