19335492

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 53831232

約数和(自身を除く): 34495740

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 157, 198, 311, 314, 396, 471, 622, 628, 933, 942, 1244, 1413, 1727, 1866, 1884, 2799, 2826, 3421, 3454, 3732, 5181, 5598, 5652, 6842, 6908, 10263, 10362, 11196, 13684, 15543, 20526, 20724, 30789, 31086, 41052, 48827, 61578, 62172, 97654, 123156, 146481, 195308, 292962, 439443, 537097, 585924, 878886, 1074194, 1611291, 1757772, 2148388, 3222582, 4833873, 6445164, 9667746, 19335492]

約数ペア:

[(1, 19335492), (2, 9667746), (3, 6445164), (4, 4833873), (6, 3222582), (9, 2148388), (11, 1757772), (12, 1611291), (18, 1074194), (22, 878886), (33, 585924), (36, 537097), (44, 439443), (66, 292962), (99, 195308), (132, 146481), (157, 123156), (198, 97654), (311, 62172), (314, 61578), (396, 48827), (471, 41052), (622, 31086), (628, 30789), (933, 20724), (942, 20526), (1244, 15543), (1413, 13684), (1727, 11196), (1866, 10362), (1884, 10263), (2799, 6908), (2826, 6842), (3421, 5652), (3454, 5598), (3732, 5181)]