19892194

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 35896320

約数和(自身を除く): 16004126

約数列:

[1, 2, 7, 14, 23, 46, 161, 163, 322, 326, 379, 758, 1141, 2282, 2653, 3749, 5306, 7498, 8717, 17434, 26243, 52486, 61019, 61777, 122038, 123554, 432439, 864878, 1420871, 2841742, 9946097, 19892194]

約数ペア:

[(1, 19892194), (2, 9946097), (7, 2841742), (14, 1420871), (23, 864878), (46, 432439), (161, 123554), (163, 122038), (322, 61777), (326, 61019), (379, 52486), (758, 26243), (1141, 17434), (2282, 8717), (2653, 7498), (3749, 5306)]