38853836

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 79968000

約数和(自身を除く): 41114164

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 139, 149, 268, 278, 298, 469, 556, 596, 938, 973, 1043, 1876, 1946, 2086, 3892, 4172, 9313, 9983, 18626, 19966, 20711, 37252, 39932, 41422, 65191, 69881, 82844, 130382, 139762, 144977, 260764, 279524, 289954, 579908, 1387637, 2775274, 5550548, 9713459, 19426918, 38853836]

約数ペア:

[(1, 38853836), (2, 19426918), (4, 9713459), (7, 5550548), (14, 2775274), (28, 1387637), (67, 579908), (134, 289954), (139, 279524), (149, 260764), (268, 144977), (278, 139762), (298, 130382), (469, 82844), (556, 69881), (596, 65191), (938, 41422), (973, 39932), (1043, 37252), (1876, 20711), (1946, 19966), (2086, 18626), (3892, 9983), (4172, 9313)]