20222475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2963}}^1$

素因数の和:2996

約数の個数: 48

約数和(自身を含む): 41164032

約数和(自身を除く): 20941557

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 2963, 6825, 8889, 14815, 20741, 38519, 44445, 62223, 74075, 103705, 115557, 192595, 222225, 269633, 311115, 518525, 577785, 808899, 962975, 1348165, 1555575, 2888925, 4044495, 6740825, 20222475]

約数ペア:

[(1, 20222475), (3, 6740825), (5, 4044495), (7, 2888925), (13, 1555575), (15, 1348165), (21, 962975), (25, 808899), (35, 577785), (39, 518525), (65, 311115), (75, 269633), (91, 222225), (105, 192595), (175, 115557), (195, 103705), (273, 74075), (325, 62223), (455, 44445), (525, 38519), (975, 20741), (1365, 14815), (2275, 8889), (2963, 6825)]