64021988

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{1889}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 115630200

約数和(自身を除く): 51608212

約数列:

[1, 2, 4, 37, 74, 148, 229, 458, 916, 1889, 3778, 7556, 8473, 16946, 33892, 69893, 139786, 279572, 432581, 865162, 1730324, 16005497, 32010994, 64021988]

約数ペア:

[(1, 64021988), (2, 32010994), (4, 16005497), (37, 1730324), (74, 865162), (148, 432581), (229, 279572), (458, 139786), (916, 69893), (1889, 33892), (3778, 16946), (7556, 8473)]