19901989872

素因数分解:

$2^4\times 3^3\times {\mathrm{46069421}}^1$

素因数の和:46069438

約数の個数: 40

約数和(自身を含む): 57126083280

約数和(自身を除く): 37224093408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 46069421, 92138842, 138208263, 184277684, 276416526, 368555368, 414624789, 552833052, 737110736, 829249578, 1105666104, 1243874367, 1658499156, 2211332208, 2487748734, 3316998312, 4975497468, 6633996624, 9950994936, 19901989872]

約数ペア:

[(1, 19901989872), (2, 9950994936), (3, 6633996624), (4, 4975497468), (6, 3316998312), (8, 2487748734), (9, 2211332208), (12, 1658499156), (16, 1243874367), (18, 1105666104), (24, 829249578), (27, 737110736), (36, 552833052), (48, 414624789), (54, 368555368), (72, 276416526), (108, 184277684), (144, 138208263), (216, 92138842), (432, 46069421)]