2019949274

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 3664527360

約数和(自身を除く): 1644578086

約数列:

[1, 2, 7, 14, 31, 62, 73, 103, 146, 206, 217, 434, 511, 619, 721, 1022, 1238, 1442, 2263, 3193, 4333, 4526, 6386, 7519, 8666, 15038, 15841, 19189, 22351, 31682, 38378, 44702, 45187, 52633, 63757, 90374, 105266, 127514, 134323, 233089, 268646, 316309, 446299, 466178, 632618, 892598, 1400797, 1631623, 1976467, 2801594, 3263246, 3952934, 4654261, 9308522, 9805579, 13835269, 19611158, 27670538, 32579827, 65159654, 144282091, 288564182, 1009974637, 2019949274]

約数ペア:

[(1, 2019949274), (2, 1009974637), (7, 288564182), (14, 144282091), (31, 65159654), (62, 32579827), (73, 27670538), (103, 19611158), (146, 13835269), (206, 9805579), (217, 9308522), (434, 4654261), (511, 3952934), (619, 3263246), (721, 2801594), (1022, 1976467), (1238, 1631623), (1442, 1400797), (2263, 892598), (3193, 632618), (4333, 466178), (4526, 446299), (6386, 316309), (7519, 268646), (8666, 233089), (15038, 134323), (15841, 127514), (19189, 105266), (22351, 90374), (31682, 63757), (38378, 52633), (44702, 45187)]