19495379072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{2689}}^1\times {\mathrm{4357}}^1$

素因数の和:7073

約数の個数: 64

約数和(自身を含む): 41851181400

約数和(自身を除く): 22355802328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 2689, 4357, 5378, 8714, 10756, 17428, 21512, 34856, 34957, 43024, 56641, 69712, 69914, 86048, 113282, 139424, 139828, 172096, 226564, 278848, 279656, 344192, 453128, 557696, 559312, 906256, 1118624, 1812512, 2237248, 3625024, 4474496, 7250048, 11715973, 23431946, 46863892, 93727784, 152307649, 187455568, 304615298, 374911136, 609230596, 749822272, 1218461192, 1499644544, 2436922384, 4873844768, 9747689536, 19495379072]

約数ペア:

[(1, 19495379072), (2, 9747689536), (4, 4873844768), (8, 2436922384), (13, 1499644544), (16, 1218461192), (26, 749822272), (32, 609230596), (52, 374911136), (64, 304615298), (104, 187455568), (128, 152307649), (208, 93727784), (416, 46863892), (832, 23431946), (1664, 11715973), (2689, 7250048), (4357, 4474496), (5378, 3625024), (8714, 2237248), (10756, 1812512), (17428, 1118624), (21512, 906256), (34856, 559312), (34957, 557696), (43024, 453128), (56641, 344192), (69712, 279656), (69914, 278848), (86048, 226564), (113282, 172096), (139424, 139828)]