18907872

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2315

約数の個数: 48

約数和(自身を含む): 50213520

約数和(自身を除く): 31305648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2213, 2848, 4272, 4426, 6639, 8544, 8852, 13278, 17704, 26556, 35408, 53112, 70816, 106224, 196957, 212448, 393914, 590871, 787828, 1181742, 1575656, 2363484, 3151312, 4726968, 6302624, 9453936, 18907872]

約数ペア:

[(1, 18907872), (2, 9453936), (3, 6302624), (4, 4726968), (6, 3151312), (8, 2363484), (12, 1575656), (16, 1181742), (24, 787828), (32, 590871), (48, 393914), (89, 212448), (96, 196957), (178, 106224), (267, 70816), (356, 53112), (534, 35408), (712, 26556), (1068, 17704), (1424, 13278), (2136, 8852), (2213, 8544), (2848, 6639), (4272, 4426)]