19371160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 47005920

約数和(自身を除く): 27634760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 467, 488, 610, 680, 934, 1037, 1220, 1868, 2074, 2335, 2440, 3736, 4148, 4670, 5185, 7939, 8296, 9340, 10370, 15878, 18680, 20740, 28487, 31756, 39695, 41480, 56974, 63512, 79390, 113948, 142435, 158780, 227896, 284870, 317560, 484279, 569740, 968558, 1139480, 1937116, 2421395, 3874232, 4842790, 9685580, 19371160]

約数ペア:

[(1, 19371160), (2, 9685580), (4, 4842790), (5, 3874232), (8, 2421395), (10, 1937116), (17, 1139480), (20, 968558), (34, 569740), (40, 484279), (61, 317560), (68, 284870), (85, 227896), (122, 158780), (136, 142435), (170, 113948), (244, 79390), (305, 63512), (340, 56974), (467, 41480), (488, 39695), (610, 31756), (680, 28487), (934, 20740), (1037, 18680), (1220, 15878), (1868, 10370), (2074, 9340), (2335, 8296), (2440, 7939), (3736, 5185), (4148, 4670)]