19480716

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2957}}^1$

素因数の和:3031

約数の個数: 48

約数和(自身を含む): 51350880

約数和(自身を除く): 31870164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 2957, 3294, 5914, 6588, 8871, 11828, 17742, 26613, 35484, 53226, 79839, 106452, 159678, 180377, 319356, 360754, 541131, 721508, 1082262, 1623393, 2164524, 3246786, 4870179, 6493572, 9740358, 19480716]

約数ペア:

[(1, 19480716), (2, 9740358), (3, 6493572), (4, 4870179), (6, 3246786), (9, 2164524), (12, 1623393), (18, 1082262), (27, 721508), (36, 541131), (54, 360754), (61, 319356), (108, 180377), (122, 159678), (183, 106452), (244, 79839), (366, 53226), (549, 35484), (732, 26613), (1098, 17742), (1647, 11828), (2196, 8871), (2957, 6588), (3294, 5914)]