1778635456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{22039}}^1$

素因数の和:22161

約数の個数: 56

約数和(自身を含む): 3840337760

約数和(自身を除く): 2061702304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 388, 416, 776, 832, 1261, 1552, 2522, 3104, 5044, 6208, 10088, 20176, 22039, 40352, 44078, 80704, 88156, 176312, 286507, 352624, 573014, 705248, 1146028, 1410496, 2137783, 2292056, 4275566, 4584112, 8551132, 9168224, 17102264, 18336448, 27791179, 34204528, 55582358, 68409056, 111164716, 136818112, 222329432, 444658864, 889317728, 1778635456]

約数ペア:

[(1, 1778635456), (2, 889317728), (4, 444658864), (8, 222329432), (13, 136818112), (16, 111164716), (26, 68409056), (32, 55582358), (52, 34204528), (64, 27791179), (97, 18336448), (104, 17102264), (194, 9168224), (208, 8551132), (388, 4584112), (416, 4275566), (776, 2292056), (832, 2137783), (1261, 1410496), (1552, 1146028), (2522, 705248), (3104, 573014), (5044, 352624), (6208, 286507), (10088, 176312), (20176, 88156), (22039, 80704), (40352, 44078)]