28494224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8521}}^1$

素因数の和:8559

約数の個数: 40

約数和(自身を含む): 63403680

約数和(自身を除く): 34909456

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 8521, 17042, 34084, 68168, 93731, 136336, 161899, 187462, 323798, 374924, 647596, 749848, 1295192, 1499696, 1780889, 2590384, 3561778, 7123556, 14247112, 28494224]

約数ペア:

[(1, 28494224), (2, 14247112), (4, 7123556), (8, 3561778), (11, 2590384), (16, 1780889), (19, 1499696), (22, 1295192), (38, 749848), (44, 647596), (76, 374924), (88, 323798), (152, 187462), (176, 161899), (209, 136336), (304, 93731), (418, 68168), (836, 34084), (1672, 17042), (3344, 8521)]