19820224

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 56

約数和(自身を含む): 41605200

約数和(自身を除く): 21784976

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 64, 116, 118, 181, 232, 236, 362, 464, 472, 724, 928, 944, 1448, 1711, 1856, 1888, 2896, 3422, 3776, 5249, 5792, 6844, 10498, 10679, 11584, 13688, 20996, 21358, 27376, 41992, 42716, 54752, 83984, 85432, 109504, 167968, 170864, 309691, 335936, 341728, 619382, 683456, 1238764, 2477528, 4955056, 9910112, 19820224]

約数ペア:

[(1, 19820224), (2, 9910112), (4, 4955056), (8, 2477528), (16, 1238764), (29, 683456), (32, 619382), (58, 341728), (59, 335936), (64, 309691), (116, 170864), (118, 167968), (181, 109504), (232, 85432), (236, 83984), (362, 54752), (464, 42716), (472, 41992), (724, 27376), (928, 21358), (944, 20996), (1448, 13688), (1711, 11584), (1856, 10679), (1888, 10498), (2896, 6844), (3422, 5792), (3776, 5249)]