19872216334

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 32853988800

約数和(自身を除く): 12981772466

約数列:

[1, 2, 17, 34, 53, 59, 106, 118, 409, 457, 818, 901, 914, 1003, 1802, 2006, 3127, 6254, 6953, 7769, 13906, 15538, 21677, 24131, 24221, 26963, 43354, 48262, 48442, 53159, 53926, 106318, 186913, 368509, 373826, 410227, 411757, 458371, 737018, 820454, 823514, 916742, 1278943, 1429039, 2557886, 2858078, 3177521, 6355042, 9906389, 11027867, 19812778, 21742031, 22055734, 24293663, 43484062, 48587326, 168408613, 187473739, 336817226, 374947478, 584476951, 1168953902, 9936108167, 19872216334]

約数ペア:

[(1, 19872216334), (2, 9936108167), (17, 1168953902), (34, 584476951), (53, 374947478), (59, 336817226), (106, 187473739), (118, 168408613), (409, 48587326), (457, 43484062), (818, 24293663), (901, 22055734), (914, 21742031), (1003, 19812778), (1802, 11027867), (2006, 9906389), (3127, 6355042), (6254, 3177521), (6953, 2858078), (7769, 2557886), (13906, 1429039), (15538, 1278943), (21677, 916742), (24131, 823514), (24221, 820454), (26963, 737018), (43354, 458371), (48262, 411757), (48442, 410227), (53159, 373826), (53926, 368509), (106318, 186913)]