20132745028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{398921}}^1$

素因数の和:399004

約数の個数: 48

約数和(自身を含む): 40747488768

約数和(自身を除く): 20614743740

約数列:

[1, 2, 4, 11, 22, 31, 37, 44, 62, 74, 124, 148, 341, 407, 682, 814, 1147, 1364, 1628, 2294, 4588, 12617, 25234, 50468, 398921, 797842, 1595684, 4388131, 8776262, 12366551, 14760077, 17552524, 24733102, 29520154, 49466204, 59040308, 136032061, 162360847, 272064122, 324721694, 457562387, 544128244, 649443388, 915124774, 1830249548, 5033186257, 10066372514, 20132745028]

約数ペア:

[(1, 20132745028), (2, 10066372514), (4, 5033186257), (11, 1830249548), (22, 915124774), (31, 649443388), (37, 544128244), (44, 457562387), (62, 324721694), (74, 272064122), (124, 162360847), (148, 136032061), (341, 59040308), (407, 49466204), (682, 29520154), (814, 24733102), (1147, 17552524), (1364, 14760077), (1628, 12366551), (2294, 8776262), (4588, 4388131), (12617, 1595684), (25234, 797842), (50468, 398921)]