20170981572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3382123}}^1$

素因数の和:3382208

約数の個数: 48

約数和(自身を含む): 54546895872

約数和(自身を除く): 34375914300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 3382123, 6764246, 10146369, 13528492, 20292738, 23674861, 40585476, 47349722, 71024583, 94699444, 142049166, 240130733, 284098332, 480261466, 720392199, 960522932, 1440784398, 1680915131, 2881568796, 3361830262, 5042745393, 6723660524, 10085490786, 20170981572]

約数ペア:

[(1, 20170981572), (2, 10085490786), (3, 6723660524), (4, 5042745393), (6, 3361830262), (7, 2881568796), (12, 1680915131), (14, 1440784398), (21, 960522932), (28, 720392199), (42, 480261466), (71, 284098332), (84, 240130733), (142, 142049166), (213, 94699444), (284, 71024583), (426, 47349722), (497, 40585476), (852, 23674861), (994, 20292738), (1491, 13528492), (1988, 10146369), (2982, 6764246), (5964, 3382123)]