19143950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 22103410

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 83, 166, 175, 350, 415, 581, 659, 830, 1162, 1318, 2075, 2905, 3295, 4150, 4613, 5810, 6590, 9226, 14525, 16475, 23065, 29050, 32950, 46130, 54697, 109394, 115325, 230650, 273485, 382879, 546970, 765758, 1367425, 1914395, 2734850, 3828790, 9571975, 19143950]

約数ペア:

[(1, 19143950), (2, 9571975), (5, 3828790), (7, 2734850), (10, 1914395), (14, 1367425), (25, 765758), (35, 546970), (50, 382879), (70, 273485), (83, 230650), (166, 115325), (175, 109394), (350, 54697), (415, 46130), (581, 32950), (659, 29050), (830, 23065), (1162, 16475), (1318, 14525), (2075, 9226), (2905, 6590), (3295, 5810), (4150, 4613)]