20871162

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2287}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 50244480

約数和(自身を除く): 29373318

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2287, 3042, 4563, 4574, 6861, 9126, 13722, 20583, 29731, 41166, 59462, 61749, 89193, 123498, 178386, 267579, 386503, 535158, 773006, 802737, 1159509, 1605474, 2319018, 3478527, 6957054, 10435581, 20871162]

約数ペア:

[(1, 20871162), (2, 10435581), (3, 6957054), (6, 3478527), (9, 2319018), (13, 1605474), (18, 1159509), (26, 802737), (27, 773006), (39, 535158), (54, 386503), (78, 267579), (117, 178386), (169, 123498), (234, 89193), (338, 61749), (351, 59462), (507, 41166), (702, 29731), (1014, 20583), (1521, 13722), (2287, 9126), (3042, 6861), (4563, 4574)]