20842432

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 84

約数和(自身を含む): 46853856

約数和(自身を除く): 26011424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 47, 52, 64, 82, 94, 104, 164, 169, 188, 208, 328, 338, 376, 416, 533, 611, 656, 676, 752, 832, 1066, 1222, 1312, 1352, 1504, 1927, 2132, 2444, 2624, 2704, 3008, 3854, 4264, 4888, 5408, 6929, 7708, 7943, 8528, 9776, 10816, 13858, 15416, 15886, 17056, 19552, 25051, 27716, 30832, 31772, 34112, 39104, 50102, 55432, 61664, 63544, 100204, 110864, 123328, 127088, 200408, 221728, 254176, 325663, 400816, 443456, 508352, 651326, 801632, 1302652, 1603264, 2605304, 5210608, 10421216, 20842432]

約数ペア:

[(1, 20842432), (2, 10421216), (4, 5210608), (8, 2605304), (13, 1603264), (16, 1302652), (26, 801632), (32, 651326), (41, 508352), (47, 443456), (52, 400816), (64, 325663), (82, 254176), (94, 221728), (104, 200408), (164, 127088), (169, 123328), (188, 110864), (208, 100204), (328, 63544), (338, 61664), (376, 55432), (416, 50102), (533, 39104), (611, 34112), (656, 31772), (676, 30832), (752, 27716), (832, 25051), (1066, 19552), (1222, 17056), (1312, 15886), (1352, 15416), (1504, 13858), (1927, 10816), (2132, 9776), (2444, 8528), (2624, 7943), (2704, 7708), (3008, 6929), (3854, 5408), (4264, 4888)]