19652650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 39015360

約数和(自身を除く): 19362710

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 137, 151, 190, 274, 302, 475, 685, 755, 950, 1370, 1510, 2603, 2869, 3425, 3775, 5206, 5738, 6850, 7550, 13015, 14345, 20687, 26030, 28690, 41374, 65075, 71725, 103435, 130150, 143450, 206870, 393053, 517175, 786106, 1034350, 1965265, 3930530, 9826325, 19652650]

約数ペア:

[(1, 19652650), (2, 9826325), (5, 3930530), (10, 1965265), (19, 1034350), (25, 786106), (38, 517175), (50, 393053), (95, 206870), (137, 143450), (151, 130150), (190, 103435), (274, 71725), (302, 65075), (475, 41374), (685, 28690), (755, 26030), (950, 20687), (1370, 14345), (1510, 13015), (2603, 7550), (2869, 6850), (3425, 5738), (3775, 5206)]