20565737268

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^2\times {\mathrm{257}}^1\times {\mathrm{3967}}^1$

素因数の和:4313

約数の個数: 72

約数和(自身を含む): 49389505536

約数和(自身を除く): 28823768268

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 257, 492, 514, 771, 1028, 1542, 1681, 3084, 3362, 3967, 5043, 6724, 7934, 10086, 10537, 11901, 15868, 20172, 21074, 23802, 31611, 42148, 47604, 63222, 126444, 162647, 325294, 432017, 487941, 650588, 864034, 975882, 1019519, 1296051, 1728068, 1951764, 2039038, 2592102, 3058557, 4078076, 5184204, 6117114, 6668527, 12234228, 13337054, 20005581, 26674108, 40011162, 41800279, 80022324, 83600558, 125400837, 167201116, 250801674, 501603348, 1713811439, 3427622878, 5141434317, 6855245756, 10282868634, 20565737268]

約数ペア:

[(1, 20565737268), (2, 10282868634), (3, 6855245756), (4, 5141434317), (6, 3427622878), (12, 1713811439), (41, 501603348), (82, 250801674), (123, 167201116), (164, 125400837), (246, 83600558), (257, 80022324), (492, 41800279), (514, 40011162), (771, 26674108), (1028, 20005581), (1542, 13337054), (1681, 12234228), (3084, 6668527), (3362, 6117114), (3967, 5184204), (5043, 4078076), (6724, 3058557), (7934, 2592102), (10086, 2039038), (10537, 1951764), (11901, 1728068), (15868, 1296051), (20172, 1019519), (21074, 975882), (23802, 864034), (31611, 650588), (42148, 487941), (47604, 432017), (63222, 325294), (126444, 162647)]