19756150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 38591280

約数和(自身を除く): 18835130

約数列:

[1, 2, 5, 10, 25, 37, 50, 59, 74, 118, 181, 185, 295, 362, 370, 590, 905, 925, 1475, 1810, 1850, 2183, 2950, 4366, 4525, 6697, 9050, 10679, 10915, 13394, 21358, 21830, 33485, 53395, 54575, 66970, 106790, 109150, 167425, 266975, 334850, 395123, 533950, 790246, 1975615, 3951230, 9878075, 19756150]

約数ペア:

[(1, 19756150), (2, 9878075), (5, 3951230), (10, 1975615), (25, 790246), (37, 533950), (50, 395123), (59, 334850), (74, 266975), (118, 167425), (181, 109150), (185, 106790), (295, 66970), (362, 54575), (370, 53395), (590, 33485), (905, 21830), (925, 21358), (1475, 13394), (1810, 10915), (1850, 10679), (2183, 9050), (2950, 6697), (4366, 4525)]