20486376

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38481624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 89, 92, 138, 139, 178, 184, 207, 267, 276, 278, 356, 414, 417, 534, 552, 556, 712, 801, 828, 834, 1068, 1112, 1251, 1602, 1656, 1668, 2047, 2136, 2502, 3197, 3204, 3336, 4094, 5004, 6141, 6394, 6408, 8188, 9591, 10008, 12282, 12371, 12788, 16376, 18423, 19182, 24564, 24742, 25576, 28773, 36846, 37113, 38364, 49128, 49484, 57546, 73692, 74226, 76728, 98968, 111339, 115092, 147384, 148452, 222678, 230184, 284533, 296904, 445356, 569066, 853599, 890712, 1138132, 1707198, 2276264, 2560797, 3414396, 5121594, 6828792, 10243188, 20486376]

約数ペア:

[(1, 20486376), (2, 10243188), (3, 6828792), (4, 5121594), (6, 3414396), (8, 2560797), (9, 2276264), (12, 1707198), (18, 1138132), (23, 890712), (24, 853599), (36, 569066), (46, 445356), (69, 296904), (72, 284533), (89, 230184), (92, 222678), (138, 148452), (139, 147384), (178, 115092), (184, 111339), (207, 98968), (267, 76728), (276, 74226), (278, 73692), (356, 57546), (414, 49484), (417, 49128), (534, 38364), (552, 37113), (556, 36846), (712, 28773), (801, 25576), (828, 24742), (834, 24564), (1068, 19182), (1112, 18423), (1251, 16376), (1602, 12788), (1656, 12371), (1668, 12282), (2047, 10008), (2136, 9591), (2502, 8188), (3197, 6408), (3204, 6394), (3336, 6141), (4094, 5004)]