19305650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4275

約数の個数: 48

約数和(自身を含む): 44205504

約数和(自身を除く): 24899854

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4243, 4550, 8486, 21215, 29701, 42430, 55159, 59402, 106075, 110318, 148505, 212150, 275795, 297010, 386113, 551590, 742525, 772226, 1378975, 1485050, 1930565, 2757950, 3861130, 9652825, 19305650]

約数ペア:

[(1, 19305650), (2, 9652825), (5, 3861130), (7, 2757950), (10, 1930565), (13, 1485050), (14, 1378975), (25, 772226), (26, 742525), (35, 551590), (50, 386113), (65, 297010), (70, 275795), (91, 212150), (130, 148505), (175, 110318), (182, 106075), (325, 59402), (350, 55159), (455, 42430), (650, 29701), (910, 21215), (2275, 8486), (4243, 4550)]