20543330

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 38211264

約数和(自身を除く): 17667934

約数列:

[1, 2, 5, 10, 53, 83, 106, 166, 265, 415, 467, 530, 830, 934, 2335, 4399, 4670, 8798, 21995, 24751, 38761, 43990, 49502, 77522, 123755, 193805, 247510, 387610, 2054333, 4108666, 10271665, 20543330]

約数ペア:

[(1, 20543330), (2, 10271665), (5, 4108666), (10, 2054333), (53, 387610), (83, 247510), (106, 193805), (166, 123755), (265, 77522), (415, 49502), (467, 43990), (530, 38761), (830, 24751), (934, 21995), (2335, 8798), (4399, 4670)]