201912392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 437659200

約数和(自身を除く): 235746808

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 197, 209, 394, 418, 613, 788, 836, 1226, 1576, 1672, 2167, 2452, 3743, 4334, 4904, 6743, 7486, 8668, 11647, 13486, 14972, 17336, 23294, 26972, 29944, 41173, 46588, 53944, 82346, 93176, 120761, 128117, 164692, 241522, 256234, 329384, 483044, 512468, 966088, 1024936, 1328371, 2294459, 2656742, 4588918, 5313484, 9177836, 10626968, 18355672, 25239049, 50478098, 100956196, 201912392]

約数ペア:

[(1, 201912392), (2, 100956196), (4, 50478098), (8, 25239049), (11, 18355672), (19, 10626968), (22, 9177836), (38, 5313484), (44, 4588918), (76, 2656742), (88, 2294459), (152, 1328371), (197, 1024936), (209, 966088), (394, 512468), (418, 483044), (613, 329384), (788, 256234), (836, 241522), (1226, 164692), (1576, 128117), (1672, 120761), (2167, 93176), (2452, 82346), (3743, 53944), (4334, 46588), (4904, 41173), (6743, 29944), (7486, 26972), (8668, 23294), (11647, 17336), (13486, 14972)]