19151860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 33344780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 619, 884, 910, 1105, 1190, 1238, 1547, 1820, 2210, 2380, 2476, 3094, 3095, 4333, 4420, 6188, 6190, 7735, 8047, 8666, 10523, 12380, 15470, 16094, 17332, 21046, 21665, 30940, 32188, 40235, 42092, 43330, 52615, 56329, 73661, 80470, 86660, 105230, 112658, 136799, 147322, 160940, 210460, 225316, 273598, 281645, 294644, 368305, 547196, 563290, 683995, 736610, 957593, 1126580, 1367990, 1473220, 1915186, 2735980, 3830372, 4787965, 9575930, 19151860]

約数ペア:

[(1, 19151860), (2, 9575930), (4, 4787965), (5, 3830372), (7, 2735980), (10, 1915186), (13, 1473220), (14, 1367990), (17, 1126580), (20, 957593), (26, 736610), (28, 683995), (34, 563290), (35, 547196), (52, 368305), (65, 294644), (68, 281645), (70, 273598), (85, 225316), (91, 210460), (119, 160940), (130, 147322), (140, 136799), (170, 112658), (182, 105230), (221, 86660), (238, 80470), (260, 73661), (340, 56329), (364, 52615), (442, 43330), (455, 42092), (476, 40235), (595, 32188), (619, 30940), (884, 21665), (910, 21046), (1105, 17332), (1190, 16094), (1238, 15470), (1547, 12380), (1820, 10523), (2210, 8666), (2380, 8047), (2476, 7735), (3094, 6190), (3095, 6188), (4333, 4420)]