20623504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3167}}^1$

素因数の和:3223

約数の個数: 40

約数和(自身を含む): 44782848

約数和(自身を除く): 24159344

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3167, 3256, 6334, 6512, 12668, 25336, 34837, 50672, 69674, 117179, 139348, 234358, 278696, 468716, 557392, 937432, 1288969, 1874864, 2577938, 5155876, 10311752, 20623504]

約数ペア:

[(1, 20623504), (2, 10311752), (4, 5155876), (8, 2577938), (11, 1874864), (16, 1288969), (22, 937432), (37, 557392), (44, 468716), (74, 278696), (88, 234358), (148, 139348), (176, 117179), (296, 69674), (407, 50672), (592, 34837), (814, 25336), (1628, 12668), (3167, 6512), (3256, 6334)]