19355648

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 41736240

約数和(自身を除く): 22380592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 727, 832, 1024, 1454, 1664, 2048, 2908, 3328, 5816, 6656, 9451, 11632, 13312, 18902, 23264, 26624, 37804, 46528, 75608, 93056, 151216, 186112, 302432, 372224, 604864, 744448, 1209728, 1488896, 2419456, 4838912, 9677824, 19355648]

約数ペア:

[(1, 19355648), (2, 9677824), (4, 4838912), (8, 2419456), (13, 1488896), (16, 1209728), (26, 744448), (32, 604864), (52, 372224), (64, 302432), (104, 186112), (128, 151216), (208, 93056), (256, 75608), (416, 46528), (512, 37804), (727, 26624), (832, 23264), (1024, 18902), (1454, 13312), (1664, 11632), (2048, 9451), (2908, 6656), (3328, 5816)]