18386224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2009

約数の個数: 40

約数和(自身を含む): 38727680

約数和(自身を除く): 20341456

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 1951, 2356, 3902, 4712, 7804, 9424, 15608, 31216, 37069, 60481, 74138, 120962, 148276, 241924, 296552, 483848, 593104, 967696, 1149139, 2298278, 4596556, 9193112, 18386224]

約数ペア:

[(1, 18386224), (2, 9193112), (4, 4596556), (8, 2298278), (16, 1149139), (19, 967696), (31, 593104), (38, 483848), (62, 296552), (76, 241924), (124, 148276), (152, 120962), (248, 74138), (304, 60481), (496, 37069), (589, 31216), (1178, 15608), (1951, 9424), (2356, 7804), (3902, 4712)]