1996172912128

素因数分解:

$2^9\times {\mathrm{251}}^1\times {\mathrm{1627}}^1\times {\mathrm{9547}}^1$

素因数の和:11443

約数の個数: 80

約数和(自身を含む): 4007218146624

約数和(自身を除く): 2011045234496

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 256, 502, 512, 1004, 1627, 2008, 3254, 4016, 6508, 8032, 9547, 13016, 16064, 19094, 26032, 32128, 38188, 52064, 64256, 76376, 104128, 128512, 152752, 208256, 305504, 408377, 416512, 611008, 816754, 833024, 1222016, 1633508, 2396297, 2444032, 3267016, 4792594, 4888064, 6534032, 9585188, 13068064, 15532969, 19170376, 26136128, 31065938, 38340752, 52272256, 62131876, 76681504, 104544512, 124263752, 153363008, 209089024, 248527504, 306726016, 497055008, 613452032, 994110016, 1226904064, 1988220032, 3898775219, 3976440064, 7797550438, 7952880128, 15595100876, 31190201752, 62380403504, 124760807008, 249521614016, 499043228032, 998086456064, 1996172912128]

約数ペア:

[(1, 1996172912128), (2, 998086456064), (4, 499043228032), (8, 249521614016), (16, 124760807008), (32, 62380403504), (64, 31190201752), (128, 15595100876), (251, 7952880128), (256, 7797550438), (502, 3976440064), (512, 3898775219), (1004, 1988220032), (1627, 1226904064), (2008, 994110016), (3254, 613452032), (4016, 497055008), (6508, 306726016), (8032, 248527504), (9547, 209089024), (13016, 153363008), (16064, 124263752), (19094, 104544512), (26032, 76681504), (32128, 62131876), (38188, 52272256), (52064, 38340752), (64256, 31065938), (76376, 26136128), (104128, 19170376), (128512, 15532969), (152752, 13068064), (208256, 9585188), (305504, 6534032), (408377, 4888064), (416512, 4792594), (611008, 3267016), (816754, 2444032), (833024, 2396297), (1222016, 1633508)]