15974192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1341

約数の個数: 40

約数和(自身を含む): 33904080

約数和(自身を除く): 17929888

約数列:

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

約数ペア:

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