19019910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6967}}^1$

素因数の和:6997

約数の個数: 64

約数和(自身を含む): 56189952

約数和(自身を除く): 37170042

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6967, 13934, 20901, 34835, 41802, 48769, 69670, 90571, 97538, 104505, 146307, 181142, 209010, 243845, 271713, 292614, 452855, 487690, 543426, 633997, 731535, 905710, 1267994, 1358565, 1463070, 1901991, 2717130, 3169985, 3803982, 6339970, 9509955, 19019910]

約数ペア:

[(1, 19019910), (2, 9509955), (3, 6339970), (5, 3803982), (6, 3169985), (7, 2717130), (10, 1901991), (13, 1463070), (14, 1358565), (15, 1267994), (21, 905710), (26, 731535), (30, 633997), (35, 543426), (39, 487690), (42, 452855), (65, 292614), (70, 271713), (78, 243845), (91, 209010), (105, 181142), (130, 146307), (182, 104505), (195, 97538), (210, 90571), (273, 69670), (390, 48769), (455, 41802), (546, 34835), (910, 20901), (1365, 13934), (2730, 6967)]