20846736

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2124

約数の個数: 60

約数和(自身を含む): 59192640

約数和(自身を除く): 38345904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2039, 2556, 3408, 4078, 5112, 6117, 8156, 10224, 12234, 16312, 18351, 24468, 32624, 36702, 48936, 73404, 97872, 144769, 146808, 289538, 293616, 434307, 579076, 868614, 1158152, 1302921, 1737228, 2316304, 2605842, 3474456, 5211684, 6948912, 10423368, 20846736]

約数ペア:

[(1, 20846736), (2, 10423368), (3, 6948912), (4, 5211684), (6, 3474456), (8, 2605842), (9, 2316304), (12, 1737228), (16, 1302921), (18, 1158152), (24, 868614), (36, 579076), (48, 434307), (71, 293616), (72, 289538), (142, 146808), (144, 144769), (213, 97872), (284, 73404), (426, 48936), (568, 36702), (639, 32624), (852, 24468), (1136, 18351), (1278, 16312), (1704, 12234), (2039, 10224), (2556, 8156), (3408, 6117), (4078, 5112)]