18478944

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 42061536

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 96, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 288, 304, 307, 342, 352, 396, 418, 456, 528, 608, 614, 627, 684, 792, 836, 912, 921, 1056, 1228, 1254, 1368, 1584, 1672, 1824, 1842, 1881, 2456, 2508, 2736, 2763, 3168, 3344, 3377, 3684, 3762, 4912, 5016, 5472, 5526, 5833, 6688, 6754, 7368, 7524, 9824, 10032, 10131, 11052, 11666, 13508, 14736, 15048, 17499, 20064, 20262, 22104, 23332, 27016, 29472, 30096, 30393, 34998, 40524, 44208, 46664, 52497, 54032, 60192, 60786, 64163, 69996, 81048, 88416, 93328, 104994, 108064, 121572, 128326, 139992, 162096, 186656, 192489, 209988, 243144, 256652, 279984, 324192, 384978, 419976, 486288, 513304, 559968, 577467, 769956, 839952, 972576, 1026608, 1154934, 1539912, 1679904, 2053216, 2309868, 3079824, 4619736, 6159648, 9239472, 18478944]

約数ペア:

[(1, 18478944), (2, 9239472), (3, 6159648), (4, 4619736), (6, 3079824), (8, 2309868), (9, 2053216), (11, 1679904), (12, 1539912), (16, 1154934), (18, 1026608), (19, 972576), (22, 839952), (24, 769956), (32, 577467), (33, 559968), (36, 513304), (38, 486288), (44, 419976), (48, 384978), (57, 324192), (66, 279984), (72, 256652), (76, 243144), (88, 209988), (96, 192489), (99, 186656), (114, 162096), (132, 139992), (144, 128326), (152, 121572), (171, 108064), (176, 104994), (198, 93328), (209, 88416), (228, 81048), (264, 69996), (288, 64163), (304, 60786), (307, 60192), (342, 54032), (352, 52497), (396, 46664), (418, 44208), (456, 40524), (528, 34998), (608, 30393), (614, 30096), (627, 29472), (684, 27016), (792, 23332), (836, 22104), (912, 20262), (921, 20064), (1056, 17499), (1228, 15048), (1254, 14736), (1368, 13508), (1584, 11666), (1672, 11052), (1824, 10131), (1842, 10032), (1881, 9824), (2456, 7524), (2508, 7368), (2736, 6754), (2763, 6688), (3168, 5833), (3344, 5526), (3377, 5472), (3684, 5016), (3762, 4912)]