18715776

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 54639360

約数和(自身を除く): 35923584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 47, 48, 51, 61, 64, 68, 94, 96, 102, 122, 128, 136, 141, 183, 188, 192, 204, 244, 272, 282, 366, 376, 384, 408, 488, 544, 564, 732, 752, 799, 816, 976, 1037, 1088, 1128, 1464, 1504, 1598, 1632, 1952, 2074, 2176, 2256, 2397, 2867, 2928, 3008, 3111, 3196, 3264, 3904, 4148, 4512, 4794, 5734, 5856, 6016, 6222, 6392, 6528, 7808, 8296, 8601, 9024, 9588, 11468, 11712, 12444, 12784, 16592, 17202, 18048, 19176, 22936, 23424, 24888, 25568, 33184, 34404, 38352, 45872, 48739, 49776, 51136, 66368, 68808, 76704, 91744, 97478, 99552, 102272, 132736, 137616, 146217, 153408, 183488, 194956, 199104, 275232, 292434, 306816, 366976, 389912, 398208, 550464, 584868, 779824, 1100928, 1169736, 1559648, 2339472, 3119296, 4678944, 6238592, 9357888, 18715776]

約数ペア:

[(1, 18715776), (2, 9357888), (3, 6238592), (4, 4678944), (6, 3119296), (8, 2339472), (12, 1559648), (16, 1169736), (17, 1100928), (24, 779824), (32, 584868), (34, 550464), (47, 398208), (48, 389912), (51, 366976), (61, 306816), (64, 292434), (68, 275232), (94, 199104), (96, 194956), (102, 183488), (122, 153408), (128, 146217), (136, 137616), (141, 132736), (183, 102272), (188, 99552), (192, 97478), (204, 91744), (244, 76704), (272, 68808), (282, 66368), (366, 51136), (376, 49776), (384, 48739), (408, 45872), (488, 38352), (544, 34404), (564, 33184), (732, 25568), (752, 24888), (799, 23424), (816, 22936), (976, 19176), (1037, 18048), (1088, 17202), (1128, 16592), (1464, 12784), (1504, 12444), (1598, 11712), (1632, 11468), (1952, 9588), (2074, 9024), (2176, 8601), (2256, 8296), (2397, 7808), (2867, 6528), (2928, 6392), (3008, 6222), (3111, 6016), (3196, 5856), (3264, 5734), (3904, 4794), (4148, 4512)]