39408928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1637

約数の個数: 48

約数和(自身を含む): 84978936

約数和(自身を除く): 45570008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1553, 1586, 1952, 3106, 3172, 6212, 6344, 12424, 12688, 20189, 24848, 25376, 40378, 49696, 80756, 94733, 161512, 189466, 323024, 378932, 646048, 757864, 1231529, 1515728, 2463058, 3031456, 4926116, 9852232, 19704464, 39408928]

約数ペア:

[(1, 39408928), (2, 19704464), (4, 9852232), (8, 4926116), (13, 3031456), (16, 2463058), (26, 1515728), (32, 1231529), (52, 757864), (61, 646048), (104, 378932), (122, 323024), (208, 189466), (244, 161512), (416, 94733), (488, 80756), (793, 49696), (976, 40378), (1553, 25376), (1586, 24848), (1952, 20189), (3106, 12688), (3172, 12424), (6212, 6344)]