19395390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4897

約数の個数: 64

約数和(自身を含む): 56010240

約数和(自身を除く): 36614850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 4861, 9722, 14583, 24305, 29166, 34027, 48610, 68054, 72915, 92359, 102081, 145830, 170135, 184718, 204162, 277077, 340270, 461795, 510405, 554154, 646513, 923590, 1020810, 1293026, 1385385, 1939539, 2770770, 3232565, 3879078, 6465130, 9697695, 19395390]

約数ペア:

[(1, 19395390), (2, 9697695), (3, 6465130), (5, 3879078), (6, 3232565), (7, 2770770), (10, 1939539), (14, 1385385), (15, 1293026), (19, 1020810), (21, 923590), (30, 646513), (35, 554154), (38, 510405), (42, 461795), (57, 340270), (70, 277077), (95, 204162), (105, 184718), (114, 170135), (133, 145830), (190, 102081), (210, 92359), (266, 72915), (285, 68054), (399, 48610), (570, 34027), (665, 29166), (798, 24305), (1330, 14583), (1995, 9722), (3990, 4861)]