20163686388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{13537}}^1$

素因数の和:13749

約数の個数: 96

約数和(自身を含む): 50946201600

約数和(自身を除く): 30782515212

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 139, 141, 188, 228, 278, 282, 417, 556, 564, 834, 893, 1668, 1786, 2641, 2679, 3572, 5282, 5358, 6533, 7923, 10564, 10716, 13066, 13537, 15846, 19599, 26132, 27074, 31692, 39198, 40611, 54148, 78396, 81222, 124127, 162444, 248254, 257203, 372381, 496508, 514406, 636239, 744762, 771609, 1028812, 1272478, 1489524, 1543218, 1881643, 1908717, 2544956, 3086436, 3763286, 3817434, 5644929, 7526572, 7634868, 11289858, 12088541, 22579716, 24177082, 35751217, 36265623, 48354164, 71502434, 72531246, 88437221, 107253651, 143004868, 145062492, 176874442, 214507302, 265311663, 353748884, 429014604, 530623326, 1061246652, 1680307199, 3360614398, 5040921597, 6721228796, 10081843194, 20163686388]

約数ペア:

[(1, 20163686388), (2, 10081843194), (3, 6721228796), (4, 5040921597), (6, 3360614398), (12, 1680307199), (19, 1061246652), (38, 530623326), (47, 429014604), (57, 353748884), (76, 265311663), (94, 214507302), (114, 176874442), (139, 145062492), (141, 143004868), (188, 107253651), (228, 88437221), (278, 72531246), (282, 71502434), (417, 48354164), (556, 36265623), (564, 35751217), (834, 24177082), (893, 22579716), (1668, 12088541), (1786, 11289858), (2641, 7634868), (2679, 7526572), (3572, 5644929), (5282, 3817434), (5358, 3763286), (6533, 3086436), (7923, 2544956), (10564, 1908717), (10716, 1881643), (13066, 1543218), (13537, 1489524), (15846, 1272478), (19599, 1028812), (26132, 771609), (27074, 744762), (31692, 636239), (39198, 514406), (40611, 496508), (54148, 372381), (78396, 257203), (81222, 248254), (124127, 162444)]