20197870924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{175811}}^1$

素因数の和:176206

約数の個数: 48

約数和(自身を含む): 44186478336

約数和(自身を除く): 23988607412

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 373, 746, 1492, 2611, 4103, 5222, 8206, 10444, 16412, 28721, 57442, 114884, 175811, 351622, 703244, 1230677, 1933921, 2461354, 3867842, 4922708, 7735684, 13537447, 27074894, 54149788, 65577503, 131155006, 262310012, 459042521, 721352533, 918085042, 1442705066, 1836170084, 2885410132, 5049467731, 10098935462, 20197870924]

約数ペア:

[(1, 20197870924), (2, 10098935462), (4, 5049467731), (7, 2885410132), (11, 1836170084), (14, 1442705066), (22, 918085042), (28, 721352533), (44, 459042521), (77, 262310012), (154, 131155006), (308, 65577503), (373, 54149788), (746, 27074894), (1492, 13537447), (2611, 7735684), (4103, 4922708), (5222, 3867842), (8206, 2461354), (10444, 1933921), (16412, 1230677), (28721, 703244), (57442, 351622), (114884, 175811)]