20167960970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1\times {\mathrm{4271}}^1$

素因数の和:5183

約数の個数: 64

約数和(自身を含む): 39586060800

約数和(自身を除く): 19418099830

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 857, 1102, 1714, 2755, 4271, 4285, 5510, 8542, 8570, 16283, 21355, 24853, 32566, 42710, 49706, 81149, 81415, 123859, 124265, 162298, 162830, 247718, 248530, 405745, 472207, 619295, 811490, 944414, 1238590, 2353321, 2361035, 3660247, 4706642, 4722070, 7320494, 11766605, 18301235, 23533210, 36602470, 69544693, 106147163, 139089386, 212294326, 347723465, 530735815, 695446930, 1061471630, 2016796097, 4033592194, 10083980485, 20167960970]

約数ペア:

[(1, 20167960970), (2, 10083980485), (5, 4033592194), (10, 2016796097), (19, 1061471630), (29, 695446930), (38, 530735815), (58, 347723465), (95, 212294326), (145, 139089386), (190, 106147163), (290, 69544693), (551, 36602470), (857, 23533210), (1102, 18301235), (1714, 11766605), (2755, 7320494), (4271, 4722070), (4285, 4706642), (5510, 3660247), (8542, 2361035), (8570, 2353321), (16283, 1238590), (21355, 944414), (24853, 811490), (32566, 619295), (42710, 472207), (49706, 405745), (81149, 248530), (81415, 247718), (123859, 162830), (124265, 162298)]