19396960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 31551392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 103, 107, 110, 160, 176, 206, 214, 220, 352, 412, 428, 440, 515, 535, 824, 856, 880, 1030, 1070, 1133, 1177, 1648, 1712, 1760, 2060, 2140, 2266, 2354, 3296, 3424, 4120, 4280, 4532, 4708, 5665, 5885, 8240, 8560, 9064, 9416, 11021, 11330, 11770, 16480, 17120, 18128, 18832, 22042, 22660, 23540, 36256, 37664, 44084, 45320, 47080, 55105, 88168, 90640, 94160, 110210, 121231, 176336, 181280, 188320, 220420, 242462, 352672, 440840, 484924, 606155, 881680, 969848, 1212310, 1763360, 1939696, 2424620, 3879392, 4849240, 9698480, 19396960]

約数ペア:

[(1, 19396960), (2, 9698480), (4, 4849240), (5, 3879392), (8, 2424620), (10, 1939696), (11, 1763360), (16, 1212310), (20, 969848), (22, 881680), (32, 606155), (40, 484924), (44, 440840), (55, 352672), (80, 242462), (88, 220420), (103, 188320), (107, 181280), (110, 176336), (160, 121231), (176, 110210), (206, 94160), (214, 90640), (220, 88168), (352, 55105), (412, 47080), (428, 45320), (440, 44084), (515, 37664), (535, 36256), (824, 23540), (856, 22660), (880, 22042), (1030, 18832), (1070, 18128), (1133, 17120), (1177, 16480), (1648, 11770), (1712, 11330), (1760, 11021), (2060, 9416), (2140, 9064), (2266, 8560), (2354, 8240), (3296, 5885), (3424, 5665), (4120, 4708), (4280, 4532)]