19870293612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2467}}^1\times {\mathrm{51631}}^1$

素因数の和:54118

約数の個数: 48

約数和(自身を含む): 49951688192

約数和(自身を除く): 30081394580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2467, 4934, 7401, 9868, 14802, 29604, 32071, 51631, 64142, 96213, 103262, 128284, 154893, 192426, 206524, 309786, 384852, 619572, 671203, 1342406, 2013609, 2684812, 4027218, 8054436, 127373677, 254747354, 382121031, 509494708, 764242062, 1528484124, 1655857801, 3311715602, 4967573403, 6623431204, 9935146806, 19870293612]

約数ペア:

[(1, 19870293612), (2, 9935146806), (3, 6623431204), (4, 4967573403), (6, 3311715602), (12, 1655857801), (13, 1528484124), (26, 764242062), (39, 509494708), (52, 382121031), (78, 254747354), (156, 127373677), (2467, 8054436), (4934, 4027218), (7401, 2684812), (9868, 2013609), (14802, 1342406), (29604, 671203), (32071, 619572), (51631, 384852), (64142, 309786), (96213, 206524), (103262, 192426), (128284, 154893)]