18507824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2647}}^1$

素因数の和:2697

約数の個数: 40

約数和(自身を含む): 39402240

約数和(自身を除く): 20894416

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 2647, 3496, 5294, 6992, 10588, 21176, 42352, 50293, 60881, 100586, 121762, 201172, 243524, 402344, 487048, 804688, 974096, 1156739, 2313478, 4626956, 9253912, 18507824]

約数ペア:

[(1, 18507824), (2, 9253912), (4, 4626956), (8, 2313478), (16, 1156739), (19, 974096), (23, 804688), (38, 487048), (46, 402344), (76, 243524), (92, 201172), (152, 121762), (184, 100586), (304, 60881), (368, 50293), (437, 42352), (874, 21176), (1748, 10588), (2647, 6992), (3496, 5294)]