2018078055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{18149}}^1$

素因数の和:18520

約数の個数: 48

約数和(自身を含む): 4009262400

約数和(自身を除く): 1991184345

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 353, 1059, 1765, 2471, 3177, 5295, 7413, 12355, 15885, 18149, 22239, 37065, 54447, 90745, 111195, 127043, 163341, 272235, 381129, 635215, 816705, 1143387, 1905645, 5716935, 6406597, 19219791, 32032985, 44846179, 57659373, 96098955, 134538537, 224230895, 288296865, 403615611, 672692685, 2018078055]

約数ペア:

[(1, 2018078055), (3, 672692685), (5, 403615611), (7, 288296865), (9, 224230895), (15, 134538537), (21, 96098955), (35, 57659373), (45, 44846179), (63, 32032985), (105, 19219791), (315, 6406597), (353, 5716935), (1059, 1905645), (1765, 1143387), (2471, 816705), (3177, 635215), (5295, 381129), (7413, 272235), (12355, 163341), (15885, 127043), (18149, 111195), (22239, 90745), (37065, 54447)]