20187336

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 34849464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 89, 104, 156, 178, 267, 312, 356, 534, 712, 727, 1068, 1157, 1454, 2136, 2181, 2314, 2908, 3471, 4362, 4628, 5816, 6942, 8724, 9256, 9451, 13884, 17448, 18902, 27768, 28353, 37804, 56706, 64703, 75608, 113412, 129406, 194109, 226824, 258812, 388218, 517624, 776436, 841139, 1552872, 1682278, 2523417, 3364556, 5046834, 6729112, 10093668, 20187336]

約数ペア:

[(1, 20187336), (2, 10093668), (3, 6729112), (4, 5046834), (6, 3364556), (8, 2523417), (12, 1682278), (13, 1552872), (24, 841139), (26, 776436), (39, 517624), (52, 388218), (78, 258812), (89, 226824), (104, 194109), (156, 129406), (178, 113412), (267, 75608), (312, 64703), (356, 56706), (534, 37804), (712, 28353), (727, 27768), (1068, 18902), (1157, 17448), (1454, 13884), (2136, 9451), (2181, 9256), (2314, 8724), (2908, 6942), (3471, 5816), (4362, 4628)]