19984416

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2339}}^1$

素因数の和:2441

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 33086784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2339, 2848, 4272, 4678, 7017, 8544, 9356, 14034, 18712, 28068, 37424, 56136, 74848, 112272, 208171, 224544, 416342, 624513, 832684, 1249026, 1665368, 2498052, 3330736, 4996104, 6661472, 9992208, 19984416]

約数ペア:

[(1, 19984416), (2, 9992208), (3, 6661472), (4, 4996104), (6, 3330736), (8, 2498052), (12, 1665368), (16, 1249026), (24, 832684), (32, 624513), (48, 416342), (89, 224544), (96, 208171), (178, 112272), (267, 74848), (356, 56136), (534, 37424), (712, 28068), (1068, 18712), (1424, 14034), (2136, 9356), (2339, 8544), (2848, 7017), (4272, 4678)]