19884836

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 38208240

約数和(自身を除く): 18323404

約数列:

[1, 2, 4, 29, 37, 41, 58, 74, 82, 113, 116, 148, 164, 226, 452, 1073, 1189, 1517, 2146, 2378, 3034, 3277, 4181, 4292, 4633, 4756, 6068, 6554, 8362, 9266, 13108, 16724, 18532, 43993, 87986, 121249, 134357, 171421, 175972, 242498, 268714, 342842, 484996, 537428, 685684, 4971209, 9942418, 19884836]

約数ペア:

[(1, 19884836), (2, 9942418), (4, 4971209), (29, 685684), (37, 537428), (41, 484996), (58, 342842), (74, 268714), (82, 242498), (113, 175972), (116, 171421), (148, 134357), (164, 121249), (226, 87986), (452, 43993), (1073, 18532), (1189, 16724), (1517, 13108), (2146, 9266), (2378, 8362), (3034, 6554), (3277, 6068), (4181, 4756), (4292, 4633)]