20888955904

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{5381}}^1$

素因数の和:5641

約数の個数: 88

約数和(自身を含む): 44420358528

約数和(自身を除く): 23531402624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 223, 256, 272, 446, 512, 544, 892, 1024, 1088, 1784, 2176, 3568, 3791, 4352, 5381, 7136, 7582, 8704, 10762, 14272, 15164, 17408, 21524, 28544, 30328, 43048, 57088, 60656, 86096, 91477, 114176, 121312, 172192, 182954, 228352, 242624, 344384, 365908, 485248, 688768, 731816, 970496, 1199963, 1377536, 1463632, 1940992, 2399926, 2755072, 2927264, 3881984, 4799852, 5510144, 5854528, 9599704, 11709056, 19199408, 20399371, 23418112, 38398816, 40798742, 46836224, 76797632, 81597484, 93672448, 153595264, 163194968, 307190528, 326389936, 614381056, 652779872, 1228762112, 1305559744, 2611119488, 5222238976, 10444477952, 20888955904]

約数ペア:

[(1, 20888955904), (2, 10444477952), (4, 5222238976), (8, 2611119488), (16, 1305559744), (17, 1228762112), (32, 652779872), (34, 614381056), (64, 326389936), (68, 307190528), (128, 163194968), (136, 153595264), (223, 93672448), (256, 81597484), (272, 76797632), (446, 46836224), (512, 40798742), (544, 38398816), (892, 23418112), (1024, 20399371), (1088, 19199408), (1784, 11709056), (2176, 9599704), (3568, 5854528), (3791, 5510144), (4352, 4799852), (5381, 3881984), (7136, 2927264), (7582, 2755072), (8704, 2399926), (10762, 1940992), (14272, 1463632), (15164, 1377536), (17408, 1199963), (21524, 970496), (28544, 731816), (30328, 688768), (43048, 485248), (57088, 365908), (60656, 344384), (86096, 242624), (91477, 228352), (114176, 182954), (121312, 172192)]