31948384

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 68901840

約数和(自身を除く): 36953456

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1259, 1586, 1952, 2518, 3172, 5036, 6344, 10072, 12688, 16367, 20144, 25376, 32734, 40288, 65468, 76799, 130936, 153598, 261872, 307196, 523744, 614392, 998387, 1228784, 1996774, 2457568, 3993548, 7987096, 15974192, 31948384]

約数ペア:

[(1, 31948384), (2, 15974192), (4, 7987096), (8, 3993548), (13, 2457568), (16, 1996774), (26, 1228784), (32, 998387), (52, 614392), (61, 523744), (104, 307196), (122, 261872), (208, 153598), (244, 130936), (416, 76799), (488, 65468), (793, 40288), (976, 32734), (1259, 25376), (1586, 20144), (1952, 16367), (2518, 12688), (3172, 10072), (5036, 6344)]