18540522

素因数分解:

$2^1\times 3^3\times 7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:63

約数の個数: 160

約数和(自身を含む): 56468160

約数和(自身を除く): 37927638

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 49, 54, 63, 66, 77, 78, 91, 98, 99, 117, 126, 143, 147, 154, 182, 189, 198, 231, 234, 273, 286, 294, 297, 343, 351, 378, 429, 441, 462, 539, 546, 594, 637, 686, 693, 702, 819, 858, 882, 1001, 1029, 1078, 1274, 1287, 1323, 1386, 1617, 1638, 1911, 2002, 2058, 2079, 2401, 2457, 2574, 2646, 3003, 3087, 3234, 3773, 3822, 3861, 4158, 4459, 4802, 4851, 4914, 5733, 6006, 6174, 7007, 7203, 7546, 7722, 8918, 9009, 9261, 9702, 11319, 11466, 13377, 14014, 14406, 14553, 17199, 18018, 18522, 21021, 21609, 22638, 26411, 26754, 27027, 29106, 31213, 33957, 34398, 40131, 42042, 43218, 49049, 52822, 54054, 62426, 63063, 64827, 67914, 79233, 80262, 93639, 98098, 101871, 120393, 126126, 129654, 147147, 158466, 187278, 189189, 203742, 237699, 240786, 280917, 294294, 343343, 378378, 441441, 475398, 561834, 686686, 713097, 842751, 882882, 1030029, 1324323, 1426194, 1685502, 2060058, 2648646, 3090087, 6180174, 9270261, 18540522]

約数ペア:

[(1, 18540522), (2, 9270261), (3, 6180174), (6, 3090087), (7, 2648646), (9, 2060058), (11, 1685502), (13, 1426194), (14, 1324323), (18, 1030029), (21, 882882), (22, 842751), (26, 713097), (27, 686686), (33, 561834), (39, 475398), (42, 441441), (49, 378378), (54, 343343), (63, 294294), (66, 280917), (77, 240786), (78, 237699), (91, 203742), (98, 189189), (99, 187278), (117, 158466), (126, 147147), (143, 129654), (147, 126126), (154, 120393), (182, 101871), (189, 98098), (198, 93639), (231, 80262), (234, 79233), (273, 67914), (286, 64827), (294, 63063), (297, 62426), (343, 54054), (351, 52822), (378, 49049), (429, 43218), (441, 42042), (462, 40131), (539, 34398), (546, 33957), (594, 31213), (637, 29106), (686, 27027), (693, 26754), (702, 26411), (819, 22638), (858, 21609), (882, 21021), (1001, 18522), (1029, 18018), (1078, 17199), (1274, 14553), (1287, 14406), (1323, 14014), (1386, 13377), (1617, 11466), (1638, 11319), (1911, 9702), (2002, 9261), (2058, 9009), (2079, 8918), (2401, 7722), (2457, 7546), (2574, 7203), (2646, 7007), (3003, 6174), (3087, 6006), (3234, 5733), (3773, 4914), (3822, 4851), (3861, 4802), (4158, 4459)]