19185232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 41238432

約数和(自身を除く): 22053200

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1787, 2684, 3574, 5368, 7148, 10736, 14296, 19657, 28592, 39314, 78628, 109007, 157256, 218014, 314512, 436028, 872056, 1199077, 1744112, 2398154, 4796308, 9592616, 19185232]

約数ペア:

[(1, 19185232), (2, 9592616), (4, 4796308), (8, 2398154), (11, 1744112), (16, 1199077), (22, 872056), (44, 436028), (61, 314512), (88, 218014), (122, 157256), (176, 109007), (244, 78628), (488, 39314), (671, 28592), (976, 19657), (1342, 14296), (1787, 10736), (2684, 7148), (3574, 5368)]