20165694990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3097649}}^1$

素因数の和:3097697

約数の個数: 64

約数和(自身を含む): 57095884800

約数和(自身を除く): 36930189810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 3097649, 6195298, 9292947, 15488245, 18585894, 21683543, 30976490, 43367086, 46464735, 65050629, 92929470, 96027119, 108417715, 130101258, 192054238, 216835430, 288081357, 325253145, 480135595, 576162714, 650506290, 672189833, 960271190, 1344379666, 1440406785, 2016569499, 2880813570, 3360949165, 4033138998, 6721898330, 10082847495, 20165694990]

約数ペア:

[(1, 20165694990), (2, 10082847495), (3, 6721898330), (5, 4033138998), (6, 3360949165), (7, 2880813570), (10, 2016569499), (14, 1440406785), (15, 1344379666), (21, 960271190), (30, 672189833), (31, 650506290), (35, 576162714), (42, 480135595), (62, 325253145), (70, 288081357), (93, 216835430), (105, 192054238), (155, 130101258), (186, 108417715), (210, 96027119), (217, 92929470), (310, 65050629), (434, 46464735), (465, 43367086), (651, 30976490), (930, 21683543), (1085, 18585894), (1302, 15488245), (2170, 9292947), (3255, 6195298), (6510, 3097649)]