19012008

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 50529600

約数和(自身を除く): 31517592

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 173, 228, 241, 346, 456, 482, 519, 692, 723, 964, 1038, 1384, 1446, 1928, 2076, 2892, 3287, 4152, 4579, 5784, 6574, 9158, 9861, 13148, 13737, 18316, 19722, 26296, 27474, 36632, 39444, 41693, 54948, 78888, 83386, 109896, 125079, 166772, 250158, 333544, 500316, 792167, 1000632, 1584334, 2376501, 3168668, 4753002, 6337336, 9506004, 19012008]

約数ペア:

[(1, 19012008), (2, 9506004), (3, 6337336), (4, 4753002), (6, 3168668), (8, 2376501), (12, 1584334), (19, 1000632), (24, 792167), (38, 500316), (57, 333544), (76, 250158), (114, 166772), (152, 125079), (173, 109896), (228, 83386), (241, 78888), (346, 54948), (456, 41693), (482, 39444), (519, 36632), (692, 27474), (723, 26296), (964, 19722), (1038, 18316), (1384, 13737), (1446, 13148), (1928, 9861), (2076, 9158), (2892, 6574), (3287, 5784), (4152, 4579)]