19081472

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{3923}}^1$

素因数の和:3958

約数の個数: 36

約数和(自身を含む): 40103280

約数和(自身を除く): 21021808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 3923, 4864, 7846, 15692, 31384, 62768, 74537, 125536, 149074, 251072, 298148, 502144, 596296, 1004288, 1192592, 2385184, 4770368, 9540736, 19081472]

約数ペア:

[(1, 19081472), (2, 9540736), (4, 4770368), (8, 2385184), (16, 1192592), (19, 1004288), (32, 596296), (38, 502144), (64, 298148), (76, 251072), (128, 149074), (152, 125536), (256, 74537), (304, 62768), (608, 31384), (1216, 15692), (2432, 7846), (3923, 4864)]