13049660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 30100896

約数和(自身を除く): 17051236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 947, 1060, 1378, 1894, 2756, 3445, 3788, 4735, 6890, 9470, 12311, 13780, 18940, 24622, 49244, 50191, 61555, 100382, 123110, 200764, 246220, 250955, 501910, 652483, 1003820, 1304966, 2609932, 3262415, 6524830, 13049660]

約数ペア:

[(1, 13049660), (2, 6524830), (4, 3262415), (5, 2609932), (10, 1304966), (13, 1003820), (20, 652483), (26, 501910), (52, 250955), (53, 246220), (65, 200764), (106, 123110), (130, 100382), (212, 61555), (260, 50191), (265, 49244), (530, 24622), (689, 18940), (947, 13780), (1060, 12311), (1378, 9470), (1894, 6890), (2756, 4735), (3445, 3788)]