20235218944

素因数分解:

$2^{12}\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{619}}^1$

素因数の和:1013

約数の個数: 104

約数和(自身を含む): 42414963840

約数和(自身を除く): 22179744896

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 347, 368, 512, 619, 694, 736, 1024, 1238, 1388, 1472, 2048, 2476, 2776, 2944, 4096, 4952, 5552, 5888, 7981, 9904, 11104, 11776, 14237, 15962, 19808, 22208, 23552, 28474, 31924, 39616, 44416, 47104, 56948, 63848, 79232, 88832, 94208, 113896, 127696, 158464, 177664, 214793, 227792, 255392, 316928, 355328, 429586, 455584, 510784, 633856, 710656, 859172, 911168, 1021568, 1267712, 1421312, 1718344, 1822336, 2043136, 2535424, 3436688, 3644672, 4086272, 4940239, 6873376, 7289344, 8172544, 9880478, 13746752, 14578688, 16345088, 19760956, 27493504, 29157376, 32690176, 39521912, 54987008, 58314752, 79043824, 109974016, 158087648, 219948032, 316175296, 439896064, 632350592, 879792128, 1264701184, 2529402368, 5058804736, 10117609472, 20235218944]

約数ペア:

[(1, 20235218944), (2, 10117609472), (4, 5058804736), (8, 2529402368), (16, 1264701184), (23, 879792128), (32, 632350592), (46, 439896064), (64, 316175296), (92, 219948032), (128, 158087648), (184, 109974016), (256, 79043824), (347, 58314752), (368, 54987008), (512, 39521912), (619, 32690176), (694, 29157376), (736, 27493504), (1024, 19760956), (1238, 16345088), (1388, 14578688), (1472, 13746752), (2048, 9880478), (2476, 8172544), (2776, 7289344), (2944, 6873376), (4096, 4940239), (4952, 4086272), (5552, 3644672), (5888, 3436688), (7981, 2535424), (9904, 2043136), (11104, 1822336), (11776, 1718344), (14237, 1421312), (15962, 1267712), (19808, 1021568), (22208, 911168), (23552, 859172), (28474, 710656), (31924, 633856), (39616, 510784), (44416, 455584), (47104, 429586), (56948, 355328), (63848, 316928), (79232, 255392), (88832, 227792), (94208, 214793), (113896, 177664), (127696, 158464)]