20366942388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{30341}}^1$

素因数の和:30705

約数の個数: 72

約数和(自身を含む): 51616839456

約数和(自身を除く): 31249897068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 331, 338, 507, 662, 676, 993, 1014, 1324, 1986, 2028, 3972, 4303, 8606, 12909, 17212, 25818, 30341, 51636, 55939, 60682, 91023, 111878, 121364, 167817, 182046, 223756, 335634, 364092, 394433, 671268, 788866, 1183299, 1577732, 2366598, 4733196, 5127629, 10042871, 10255258, 15382887, 20085742, 20510516, 30128613, 30765774, 40171484, 60257226, 61531548, 120514452, 130557323, 261114646, 391671969, 522229292, 783343938, 1566687876, 1697245199, 3394490398, 5091735597, 6788980796, 10183471194, 20366942388]

約数ペア:

[(1, 20366942388), (2, 10183471194), (3, 6788980796), (4, 5091735597), (6, 3394490398), (12, 1697245199), (13, 1566687876), (26, 783343938), (39, 522229292), (52, 391671969), (78, 261114646), (156, 130557323), (169, 120514452), (331, 61531548), (338, 60257226), (507, 40171484), (662, 30765774), (676, 30128613), (993, 20510516), (1014, 20085742), (1324, 15382887), (1986, 10255258), (2028, 10042871), (3972, 5127629), (4303, 4733196), (8606, 2366598), (12909, 1577732), (17212, 1183299), (25818, 788866), (30341, 671268), (51636, 394433), (55939, 364092), (60682, 335634), (91023, 223756), (111878, 182046), (121364, 167817)]