18958884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1737

約数の個数: 72

約数和(自身を含む): 54200160

約数和(自身を除く): 35241276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1697, 1862, 2793, 3394, 3724, 5091, 5586, 6788, 10182, 11172, 11879, 20364, 23758, 32243, 35637, 47516, 64486, 71274, 83153, 96729, 128972, 142548, 166306, 193458, 225701, 249459, 332612, 386916, 451402, 498918, 677103, 902804, 997836, 1354206, 1579907, 2708412, 3159814, 4739721, 6319628, 9479442, 18958884]

約数ペア:

[(1, 18958884), (2, 9479442), (3, 6319628), (4, 4739721), (6, 3159814), (7, 2708412), (12, 1579907), (14, 1354206), (19, 997836), (21, 902804), (28, 677103), (38, 498918), (42, 451402), (49, 386916), (57, 332612), (76, 249459), (84, 225701), (98, 193458), (114, 166306), (133, 142548), (147, 128972), (196, 96729), (228, 83153), (266, 71274), (294, 64486), (399, 47516), (532, 35637), (588, 32243), (798, 23758), (931, 20364), (1596, 11879), (1697, 11172), (1862, 10182), (2793, 6788), (3394, 5586), (3724, 5091)]