19130055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 37847040

約数和(自身を除く): 18716985

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 223, 285, 301, 399, 645, 665, 669, 817, 903, 1115, 1505, 1561, 1995, 2451, 3345, 4085, 4237, 4515, 4683, 5719, 7805, 9589, 12255, 12711, 17157, 21185, 23415, 28595, 28767, 29659, 47945, 63555, 67123, 85785, 88977, 143835, 148295, 182191, 201369, 335615, 444885, 546573, 910955, 1006845, 1275337, 2732865, 3826011, 6376685, 19130055]

約数ペア:

[(1, 19130055), (3, 6376685), (5, 3826011), (7, 2732865), (15, 1275337), (19, 1006845), (21, 910955), (35, 546573), (43, 444885), (57, 335615), (95, 201369), (105, 182191), (129, 148295), (133, 143835), (215, 88977), (223, 85785), (285, 67123), (301, 63555), (399, 47945), (645, 29659), (665, 28767), (669, 28595), (817, 23415), (903, 21185), (1115, 17157), (1505, 12711), (1561, 12255), (1995, 9589), (2451, 7805), (3345, 5719), (4085, 4683), (4237, 4515)]