18486367396

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{742663}}^1$

素因数の和:742808

約数の個数: 36

約数和(自身を含む): 37929335808

約数和(自身を除く): 19442968412

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 889, 1778, 3556, 6223, 12446, 24892, 742663, 1485326, 2970652, 5198641, 10397282, 20794564, 36390487, 72780974, 94318201, 145561948, 188636402, 377272804, 660227407, 1320454814, 2640909628, 4621591849, 9243183698, 18486367396]

約数ペア:

[(1, 18486367396), (2, 9243183698), (4, 4621591849), (7, 2640909628), (14, 1320454814), (28, 660227407), (49, 377272804), (98, 188636402), (127, 145561948), (196, 94318201), (254, 72780974), (508, 36390487), (889, 20794564), (1778, 10397282), (3556, 5198641), (6223, 2970652), (12446, 1485326), (24892, 742663)]