218555784

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{159763}}^1$

素因数の和:159794

約数の個数: 48

約数和(自身を含む): 623079600

約数和(自身を除く): 404523816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 159763, 319526, 479289, 639052, 958578, 1278104, 1437867, 1917156, 2875734, 3035497, 3834312, 5751468, 6070994, 9106491, 11502936, 12141988, 18212982, 24283976, 27319473, 36425964, 54638946, 72851928, 109277892, 218555784]

約数ペア:

[(1, 218555784), (2, 109277892), (3, 72851928), (4, 54638946), (6, 36425964), (8, 27319473), (9, 24283976), (12, 18212982), (18, 12141988), (19, 11502936), (24, 9106491), (36, 6070994), (38, 5751468), (57, 3834312), (72, 3035497), (76, 2875734), (114, 1917156), (152, 1437867), (171, 1278104), (228, 958578), (342, 639052), (456, 479289), (684, 319526), (1368, 159763)]