19099136

素因数分解:

$2^9\times 7^1\times {\mathrm{73}}^2$

素因数の和:171

約数の個数: 60

約数和(自身を含む): 44218152

約数和(自身を除く): 25119016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 512, 584, 896, 1022, 1168, 1792, 2044, 2336, 3584, 4088, 4672, 5329, 8176, 9344, 10658, 16352, 18688, 21316, 32704, 37303, 37376, 42632, 65408, 74606, 85264, 130816, 149212, 170528, 261632, 298424, 341056, 596848, 682112, 1193696, 1364224, 2387392, 2728448, 4774784, 9549568, 19099136]

約数ペア:

[(1, 19099136), (2, 9549568), (4, 4774784), (7, 2728448), (8, 2387392), (14, 1364224), (16, 1193696), (28, 682112), (32, 596848), (56, 341056), (64, 298424), (73, 261632), (112, 170528), (128, 149212), (146, 130816), (224, 85264), (256, 74606), (292, 65408), (448, 42632), (511, 37376), (512, 37303), (584, 32704), (896, 21316), (1022, 18688), (1168, 16352), (1792, 10658), (2044, 9344), (2336, 8176), (3584, 5329), (4088, 4672)]