19240065

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 38841600

約数和(自身を除く): 19601535

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 577, 585, 741, 855, 1235, 1731, 1755, 2223, 2565, 2885, 3705, 5193, 6669, 7501, 8655, 10963, 11115, 15579, 22503, 25965, 32889, 33345, 37505, 54815, 67509, 77895, 98667, 112515, 142519, 164445, 202527, 296001, 337545, 427557, 493335, 712595, 1012635, 1282671, 1480005, 2137785, 3848013, 6413355, 19240065]

約数ペア:

[(1, 19240065), (3, 6413355), (5, 3848013), (9, 2137785), (13, 1480005), (15, 1282671), (19, 1012635), (27, 712595), (39, 493335), (45, 427557), (57, 337545), (65, 296001), (95, 202527), (117, 164445), (135, 142519), (171, 112515), (195, 98667), (247, 77895), (285, 67509), (351, 54815), (513, 37505), (577, 33345), (585, 32889), (741, 25965), (855, 22503), (1235, 15579), (1731, 11115), (1755, 10963), (2223, 8655), (2565, 7501), (2885, 6669), (3705, 5193)]