18877104

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1181}}^1$

素因数の和:1235

約数の個数: 80

約数和(自身を含む): 55695840

約数和(自身を除く): 36818736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1181, 1332, 1776, 1998, 2362, 2664, 3543, 3996, 4724, 5328, 7086, 7992, 9448, 10629, 14172, 15984, 18896, 21258, 28344, 31887, 42516, 43697, 56688, 63774, 85032, 87394, 127548, 131091, 170064, 174788, 255096, 262182, 349576, 393273, 510192, 524364, 699152, 786546, 1048728, 1179819, 1573092, 2097456, 2359638, 3146184, 4719276, 6292368, 9438552, 18877104]

約数ペア:

[(1, 18877104), (2, 9438552), (3, 6292368), (4, 4719276), (6, 3146184), (8, 2359638), (9, 2097456), (12, 1573092), (16, 1179819), (18, 1048728), (24, 786546), (27, 699152), (36, 524364), (37, 510192), (48, 393273), (54, 349576), (72, 262182), (74, 255096), (108, 174788), (111, 170064), (144, 131091), (148, 127548), (216, 87394), (222, 85032), (296, 63774), (333, 56688), (432, 43697), (444, 42516), (592, 31887), (666, 28344), (888, 21258), (999, 18896), (1181, 15984), (1332, 14172), (1776, 10629), (1998, 9448), (2362, 7992), (2664, 7086), (3543, 5328), (3996, 4724)]