20165976

素因数分解:

$2^3\times 3^3\times {\mathrm{89}}^1\times {\mathrm{1049}}^1$

素因数の和:1153

約数の個数: 64

約数和(自身を含む): 56700000

約数和(自身を除く): 36534024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 89, 108, 178, 216, 267, 356, 534, 712, 801, 1049, 1068, 1602, 2098, 2136, 2403, 3147, 3204, 4196, 4806, 6294, 6408, 8392, 9441, 9612, 12588, 18882, 19224, 25176, 28323, 37764, 56646, 75528, 93361, 113292, 186722, 226584, 280083, 373444, 560166, 746888, 840249, 1120332, 1680498, 2240664, 2520747, 3360996, 5041494, 6721992, 10082988, 20165976]

約数ペア:

[(1, 20165976), (2, 10082988), (3, 6721992), (4, 5041494), (6, 3360996), (8, 2520747), (9, 2240664), (12, 1680498), (18, 1120332), (24, 840249), (27, 746888), (36, 560166), (54, 373444), (72, 280083), (89, 226584), (108, 186722), (178, 113292), (216, 93361), (267, 75528), (356, 56646), (534, 37764), (712, 28323), (801, 25176), (1049, 19224), (1068, 18882), (1602, 12588), (2098, 9612), (2136, 9441), (2403, 8392), (3147, 6408), (3204, 6294), (4196, 4806)]