20435046486

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{20789}}^1$

素因数の和:21253

約数の個数: 64

約数和(自身を含む): 45265651200

約数和(自身を除く): 24830604714

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 419, 782, 838, 1173, 1257, 2346, 2514, 7123, 9637, 14246, 19274, 20789, 21369, 28911, 41578, 42738, 57822, 62367, 124734, 163829, 327658, 353413, 478147, 491487, 706826, 956294, 982974, 1060239, 1434441, 2120478, 2868882, 8128499, 8710591, 16256998, 17421182, 24385497, 26131773, 48770994, 52263546, 148080047, 200343593, 296160094, 400687186, 444240141, 601030779, 888480282, 1202061558, 3405841081, 6811682162, 10217523243, 20435046486]

約数ペア:

[(1, 20435046486), (2, 10217523243), (3, 6811682162), (6, 3405841081), (17, 1202061558), (23, 888480282), (34, 601030779), (46, 444240141), (51, 400687186), (69, 296160094), (102, 200343593), (138, 148080047), (391, 52263546), (419, 48770994), (782, 26131773), (838, 24385497), (1173, 17421182), (1257, 16256998), (2346, 8710591), (2514, 8128499), (7123, 2868882), (9637, 2120478), (14246, 1434441), (19274, 1060239), (20789, 982974), (21369, 956294), (28911, 706826), (41578, 491487), (42738, 478147), (57822, 353413), (62367, 327658), (124734, 163829)]