20197797378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{454721}}^1$

素因数の和:455410

約数の個数: 32

約数和(自身を含む): 44133498432

約数和(自身を除く): 23935701054

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 673, 1346, 2019, 4038, 7403, 14806, 22209, 44418, 454721, 909442, 1364163, 2728326, 5001931, 10003862, 15005793, 30011586, 306027233, 612054466, 918081699, 1836163398, 3366299563, 6732599126, 10098898689, 20197797378]

約数ペア:

[(1, 20197797378), (2, 10098898689), (3, 6732599126), (6, 3366299563), (11, 1836163398), (22, 918081699), (33, 612054466), (66, 306027233), (673, 30011586), (1346, 15005793), (2019, 10003862), (4038, 5001931), (7403, 2728326), (14806, 1364163), (22209, 909442), (44418, 454721)]