18348032

素因数分解:

$2^{11}\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 40229280

約数和(自身を除く): 21881248

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 289, 496, 512, 527, 544, 578, 992, 1024, 1054, 1088, 1156, 1984, 2048, 2108, 2176, 2312, 3968, 4216, 4352, 4624, 7936, 8432, 8704, 8959, 9248, 15872, 16864, 17408, 17918, 18496, 31744, 33728, 34816, 35836, 36992, 63488, 67456, 71672, 73984, 134912, 143344, 147968, 269824, 286688, 295936, 539648, 573376, 591872, 1079296, 1146752, 2293504, 4587008, 9174016, 18348032]

約数ペア:

[(1, 18348032), (2, 9174016), (4, 4587008), (8, 2293504), (16, 1146752), (17, 1079296), (31, 591872), (32, 573376), (34, 539648), (62, 295936), (64, 286688), (68, 269824), (124, 147968), (128, 143344), (136, 134912), (248, 73984), (256, 71672), (272, 67456), (289, 63488), (496, 36992), (512, 35836), (527, 34816), (544, 33728), (578, 31744), (992, 18496), (1024, 17918), (1054, 17408), (1088, 16864), (1156, 15872), (1984, 9248), (2048, 8959), (2108, 8704), (2176, 8432), (2312, 7936), (3968, 4624), (4216, 4352)]