20541984

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 58677696

約数和(自身を除く): 38135712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 41, 48, 51, 68, 82, 96, 102, 123, 136, 164, 204, 246, 272, 307, 328, 408, 492, 544, 614, 656, 697, 816, 921, 984, 1228, 1312, 1394, 1632, 1842, 1968, 2091, 2456, 2788, 3684, 3936, 4182, 4912, 5219, 5576, 7368, 8364, 9824, 10438, 11152, 12587, 14736, 15657, 16728, 20876, 22304, 25174, 29472, 31314, 33456, 37761, 41752, 50348, 62628, 66912, 75522, 83504, 100696, 125256, 151044, 167008, 201392, 213979, 250512, 302088, 402784, 427958, 501024, 604176, 641937, 855916, 1208352, 1283874, 1711832, 2567748, 3423664, 5135496, 6847328, 10270992, 20541984]

約数ペア:

[(1, 20541984), (2, 10270992), (3, 6847328), (4, 5135496), (6, 3423664), (8, 2567748), (12, 1711832), (16, 1283874), (17, 1208352), (24, 855916), (32, 641937), (34, 604176), (41, 501024), (48, 427958), (51, 402784), (68, 302088), (82, 250512), (96, 213979), (102, 201392), (123, 167008), (136, 151044), (164, 125256), (204, 100696), (246, 83504), (272, 75522), (307, 66912), (328, 62628), (408, 50348), (492, 41752), (544, 37761), (614, 33456), (656, 31314), (697, 29472), (816, 25174), (921, 22304), (984, 20876), (1228, 16728), (1312, 15657), (1394, 14736), (1632, 12587), (1842, 11152), (1968, 10438), (2091, 9824), (2456, 8364), (2788, 7368), (3684, 5576), (3936, 5219), (4182, 4912)]