19394316

素因数分解:

$2^2\times 3^8\times {\mathrm{739}}^1$

素因数の和:767

約数の個数: 54

約数和(自身を含む): 50976380

約数和(自身を除く): 31582064

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 739, 972, 1458, 1478, 2187, 2217, 2916, 2956, 4374, 4434, 6561, 6651, 8748, 8868, 13122, 13302, 19953, 26244, 26604, 39906, 59859, 79812, 119718, 179577, 239436, 359154, 538731, 718308, 1077462, 1616193, 2154924, 3232386, 4848579, 6464772, 9697158, 19394316]

約数ペア:

[(1, 19394316), (2, 9697158), (3, 6464772), (4, 4848579), (6, 3232386), (9, 2154924), (12, 1616193), (18, 1077462), (27, 718308), (36, 538731), (54, 359154), (81, 239436), (108, 179577), (162, 119718), (243, 79812), (324, 59859), (486, 39906), (729, 26604), (739, 26244), (972, 19953), (1458, 13302), (1478, 13122), (2187, 8868), (2217, 8748), (2916, 6651), (2956, 6561), (4374, 4434)]