18836752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 43211520

約数和(自身を除く): 24374768

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 43, 44, 76, 86, 88, 131, 152, 172, 176, 209, 262, 304, 344, 418, 473, 524, 688, 817, 836, 946, 1048, 1441, 1634, 1672, 1892, 2096, 2489, 2882, 3268, 3344, 3784, 4978, 5633, 5764, 6536, 7568, 8987, 9956, 11266, 11528, 13072, 17974, 19912, 22532, 23056, 27379, 35948, 39824, 45064, 54758, 61963, 71896, 90128, 107027, 109516, 123926, 143792, 214054, 219032, 247852, 428108, 438064, 495704, 856216, 991408, 1177297, 1712432, 2354594, 4709188, 9418376, 18836752]

約数ペア:

[(1, 18836752), (2, 9418376), (4, 4709188), (8, 2354594), (11, 1712432), (16, 1177297), (19, 991408), (22, 856216), (38, 495704), (43, 438064), (44, 428108), (76, 247852), (86, 219032), (88, 214054), (131, 143792), (152, 123926), (172, 109516), (176, 107027), (209, 90128), (262, 71896), (304, 61963), (344, 54758), (418, 45064), (473, 39824), (524, 35948), (688, 27379), (817, 23056), (836, 22532), (946, 19912), (1048, 17974), (1441, 13072), (1634, 11528), (1672, 11266), (1892, 9956), (2096, 8987), (2489, 7568), (2882, 6536), (3268, 5764), (3344, 5633), (3784, 4978)]