20180928

素因数分解:

$2^6\times 3^1\times {\mathrm{89}}^1\times {\mathrm{1181}}^1$

素因数の和:1285

約数の個数: 56

約数和(自身を含む): 54041040

約数和(自身を除く): 33860112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 178, 192, 267, 356, 534, 712, 1068, 1181, 1424, 2136, 2362, 2848, 3543, 4272, 4724, 5696, 7086, 8544, 9448, 14172, 17088, 18896, 28344, 37792, 56688, 75584, 105109, 113376, 210218, 226752, 315327, 420436, 630654, 840872, 1261308, 1681744, 2522616, 3363488, 5045232, 6726976, 10090464, 20180928]

約数ペア:

[(1, 20180928), (2, 10090464), (3, 6726976), (4, 5045232), (6, 3363488), (8, 2522616), (12, 1681744), (16, 1261308), (24, 840872), (32, 630654), (48, 420436), (64, 315327), (89, 226752), (96, 210218), (178, 113376), (192, 105109), (267, 75584), (356, 56688), (534, 37792), (712, 28344), (1068, 18896), (1181, 17088), (1424, 14172), (2136, 9448), (2362, 8544), (2848, 7086), (3543, 5696), (4272, 4724)]