38399228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 81849600

約数和(自身を除く): 43450372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 89, 133, 178, 266, 356, 532, 623, 811, 1246, 1622, 1691, 2492, 3244, 3382, 5677, 6764, 11354, 11837, 15409, 22708, 23674, 30818, 47348, 61636, 72179, 107863, 144358, 215726, 288716, 431452, 505253, 1010506, 1371401, 2021012, 2742802, 5485604, 9599807, 19199614, 38399228]

約数ペア:

[(1, 38399228), (2, 19199614), (4, 9599807), (7, 5485604), (14, 2742802), (19, 2021012), (28, 1371401), (38, 1010506), (76, 505253), (89, 431452), (133, 288716), (178, 215726), (266, 144358), (356, 107863), (532, 72179), (623, 61636), (811, 47348), (1246, 30818), (1622, 23674), (1691, 22708), (2492, 15409), (3244, 11837), (3382, 11354), (5677, 6764)]