638989836

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{52879}}^1$

素因数の和:52958

約数の個数: 48

約数和(自身を含む): 1599091200

約数和(自身を除く): 960101364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 106, 114, 159, 212, 228, 318, 636, 1007, 2014, 3021, 4028, 6042, 12084, 52879, 105758, 158637, 211516, 317274, 634548, 1004701, 2009402, 2802587, 3014103, 4018804, 5605174, 6028206, 8407761, 11210348, 12056412, 16815522, 33631044, 53249153, 106498306, 159747459, 212996612, 319494918, 638989836]

約数ペア:

[(1, 638989836), (2, 319494918), (3, 212996612), (4, 159747459), (6, 106498306), (12, 53249153), (19, 33631044), (38, 16815522), (53, 12056412), (57, 11210348), (76, 8407761), (106, 6028206), (114, 5605174), (159, 4018804), (212, 3014103), (228, 2802587), (318, 2009402), (636, 1004701), (1007, 634548), (2014, 317274), (3021, 211516), (4028, 158637), (6042, 105758), (12084, 52879)]