18695248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8171}}^1$

素因数の和:8203

約数の個数: 40

約数和(自身を含む): 42559776

約数和(自身を除く): 23864528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8171, 16342, 32684, 65368, 89881, 106223, 130736, 179762, 212446, 359524, 424892, 719048, 849784, 1168453, 1438096, 1699568, 2336906, 4673812, 9347624, 18695248]

約数ペア:

[(1, 18695248), (2, 9347624), (4, 4673812), (8, 2336906), (11, 1699568), (13, 1438096), (16, 1168453), (22, 849784), (26, 719048), (44, 424892), (52, 359524), (88, 212446), (104, 179762), (143, 130736), (176, 106223), (208, 89881), (286, 65368), (572, 32684), (1144, 16342), (2288, 8171)]