20173089885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{22397}}^1$

素因数の和:22598

約数の個数: 64

約数和(自身を含む): 36123494400

約数和(自身を除く): 15950404515

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 149, 155, 195, 403, 447, 465, 745, 1209, 1937, 2015, 2235, 4619, 5811, 6045, 9685, 13857, 22397, 23095, 29055, 60047, 67191, 69285, 111985, 180141, 291161, 300235, 335955, 694307, 873483, 900705, 1455805, 2082921, 3337153, 3471535, 4367415, 9025991, 10011459, 10414605, 16685765, 27077973, 43382989, 45129955, 50057295, 103451743, 130148967, 135389865, 216914945, 310355229, 517258715, 650744835, 1344872659, 1551776145, 4034617977, 6724363295, 20173089885]

約数ペア:

[(1, 20173089885), (3, 6724363295), (5, 4034617977), (13, 1551776145), (15, 1344872659), (31, 650744835), (39, 517258715), (65, 310355229), (93, 216914945), (149, 135389865), (155, 130148967), (195, 103451743), (403, 50057295), (447, 45129955), (465, 43382989), (745, 27077973), (1209, 16685765), (1937, 10414605), (2015, 10011459), (2235, 9025991), (4619, 4367415), (5811, 3471535), (6045, 3337153), (9685, 2082921), (13857, 1455805), (22397, 900705), (23095, 873483), (29055, 694307), (60047, 335955), (67191, 300235), (69285, 291161), (111985, 180141)]