20049408

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 120

約数和(自身を含む): 61175400

約数和(自身を除く): 41125992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 229, 256, 288, 304, 342, 384, 456, 458, 512, 576, 608, 684, 687, 768, 912, 916, 1152, 1216, 1368, 1374, 1536, 1824, 1832, 2061, 2304, 2432, 2736, 2748, 3648, 3664, 4122, 4351, 4608, 4864, 5472, 5496, 7296, 7328, 8244, 8702, 9728, 10944, 10992, 13053, 14592, 14656, 16488, 17404, 21888, 21984, 26106, 29184, 29312, 32976, 34808, 39159, 43776, 43968, 52212, 58624, 65952, 69616, 78318, 87552, 87936, 104424, 117248, 131904, 139232, 156636, 175872, 208848, 263808, 278464, 313272, 351744, 417696, 527616, 556928, 626544, 835392, 1055232, 1113856, 1253088, 1670784, 2227712, 2506176, 3341568, 5012352, 6683136, 10024704, 20049408]

約数ペア:

[(1, 20049408), (2, 10024704), (3, 6683136), (4, 5012352), (6, 3341568), (8, 2506176), (9, 2227712), (12, 1670784), (16, 1253088), (18, 1113856), (19, 1055232), (24, 835392), (32, 626544), (36, 556928), (38, 527616), (48, 417696), (57, 351744), (64, 313272), (72, 278464), (76, 263808), (96, 208848), (114, 175872), (128, 156636), (144, 139232), (152, 131904), (171, 117248), (192, 104424), (228, 87936), (229, 87552), (256, 78318), (288, 69616), (304, 65952), (342, 58624), (384, 52212), (456, 43968), (458, 43776), (512, 39159), (576, 34808), (608, 32976), (684, 29312), (687, 29184), (768, 26106), (912, 21984), (916, 21888), (1152, 17404), (1216, 16488), (1368, 14656), (1374, 14592), (1536, 13053), (1824, 10992), (1832, 10944), (2061, 9728), (2304, 8702), (2432, 8244), (2736, 7328), (2748, 7296), (3648, 5496), (3664, 5472), (4122, 4864), (4351, 4608)]