18347316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 47345760

約数和(自身を除く): 28998444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 83, 109, 156, 166, 169, 218, 249, 327, 332, 338, 436, 498, 507, 654, 676, 996, 1014, 1079, 1308, 1417, 2028, 2158, 2834, 3237, 4251, 4316, 5668, 6474, 8502, 9047, 12948, 14027, 17004, 18094, 18421, 27141, 28054, 36188, 36842, 42081, 54282, 55263, 56108, 73684, 84162, 108564, 110526, 117611, 168324, 221052, 235222, 352833, 470444, 705666, 1411332, 1528943, 3057886, 4586829, 6115772, 9173658, 18347316]

約数ペア:

[(1, 18347316), (2, 9173658), (3, 6115772), (4, 4586829), (6, 3057886), (12, 1528943), (13, 1411332), (26, 705666), (39, 470444), (52, 352833), (78, 235222), (83, 221052), (109, 168324), (156, 117611), (166, 110526), (169, 108564), (218, 84162), (249, 73684), (327, 56108), (332, 55263), (338, 54282), (436, 42081), (498, 36842), (507, 36188), (654, 28054), (676, 27141), (996, 18421), (1014, 18094), (1079, 17004), (1308, 14027), (1417, 12948), (2028, 9047), (2158, 8502), (2834, 6474), (3237, 5668), (4251, 4316)]