19612872

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1291}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 53411280

約数和(自身を除く): 33798408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1291, 1688, 1899, 2532, 2582, 3798, 3873, 5064, 5164, 7596, 7746, 10328, 11619, 15192, 15492, 23238, 30984, 46476, 92952, 272401, 544802, 817203, 1089604, 1634406, 2179208, 2451609, 3268812, 4903218, 6537624, 9806436, 19612872]

約数ペア:

[(1, 19612872), (2, 9806436), (3, 6537624), (4, 4903218), (6, 3268812), (8, 2451609), (9, 2179208), (12, 1634406), (18, 1089604), (24, 817203), (36, 544802), (72, 272401), (211, 92952), (422, 46476), (633, 30984), (844, 23238), (1266, 15492), (1291, 15192), (1688, 11619), (1899, 10328), (2532, 7746), (2582, 7596), (3798, 5164), (3873, 5064)]