20058752

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 46544640

約数和(自身を除く): 26485888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 367, 427, 448, 488, 734, 854, 896, 976, 1468, 1708, 1952, 2569, 2936, 3416, 3904, 5138, 5872, 6832, 7808, 10276, 11744, 13664, 20552, 22387, 23488, 27328, 41104, 44774, 46976, 54656, 82208, 89548, 156709, 164416, 179096, 313418, 328832, 358192, 626836, 716384, 1253672, 1432768, 2507344, 2865536, 5014688, 10029376, 20058752]

約数ペア:

[(1, 20058752), (2, 10029376), (4, 5014688), (7, 2865536), (8, 2507344), (14, 1432768), (16, 1253672), (28, 716384), (32, 626836), (56, 358192), (61, 328832), (64, 313418), (112, 179096), (122, 164416), (128, 156709), (224, 89548), (244, 82208), (367, 54656), (427, 46976), (448, 44774), (488, 41104), (734, 27328), (854, 23488), (896, 22387), (976, 20552), (1468, 13664), (1708, 11744), (1952, 10276), (2569, 7808), (2936, 6832), (3416, 5872), (3904, 5138)]