19001710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 45390240

約数和(自身を除く): 26388530

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 49, 65, 70, 91, 95, 98, 130, 133, 157, 182, 190, 245, 247, 266, 314, 455, 490, 494, 637, 665, 785, 910, 931, 1099, 1235, 1274, 1330, 1570, 1729, 1862, 2041, 2198, 2470, 2983, 3185, 3458, 4082, 4655, 5495, 5966, 6370, 7693, 8645, 9310, 10205, 10990, 12103, 14287, 14915, 15386, 17290, 20410, 20881, 24206, 28574, 29830, 38465, 38779, 41762, 60515, 71435, 76930, 77558, 100009, 104405, 121030, 142870, 146167, 193895, 200018, 208810, 271453, 292334, 387790, 500045, 542906, 730835, 1000090, 1357265, 1461670, 1900171, 2714530, 3800342, 9500855, 19001710]

約数ペア:

[(1, 19001710), (2, 9500855), (5, 3800342), (7, 2714530), (10, 1900171), (13, 1461670), (14, 1357265), (19, 1000090), (26, 730835), (35, 542906), (38, 500045), (49, 387790), (65, 292334), (70, 271453), (91, 208810), (95, 200018), (98, 193895), (130, 146167), (133, 142870), (157, 121030), (182, 104405), (190, 100009), (245, 77558), (247, 76930), (266, 71435), (314, 60515), (455, 41762), (490, 38779), (494, 38465), (637, 29830), (665, 28574), (785, 24206), (910, 20881), (931, 20410), (1099, 17290), (1235, 15386), (1274, 14915), (1330, 14287), (1570, 12103), (1729, 10990), (1862, 10205), (2041, 9310), (2198, 8645), (2470, 7693), (2983, 6370), (3185, 5966), (3458, 5495), (4082, 4655)]