18888979668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{23887}}^1$

素因数の和:24081

約数の個数: 96

約数和(自身を含む): 49105319424

約数和(自身を除く): 30216339756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 137, 148, 156, 222, 274, 411, 444, 481, 548, 822, 962, 1443, 1644, 1781, 1924, 2886, 3562, 5069, 5343, 5772, 7124, 10138, 10686, 15207, 20276, 21372, 23887, 30414, 47774, 60828, 65897, 71661, 95548, 131794, 143322, 197691, 263588, 286644, 310531, 395382, 621062, 790764, 883819, 931593, 1242124, 1767638, 1863186, 2651457, 3272519, 3535276, 3726372, 5302914, 6545038, 9817557, 10605828, 11489647, 13090076, 19635114, 22979294, 34468941, 39270228, 42542747, 45958588, 68937882, 85085494, 121083203, 127628241, 137875764, 170170988, 242166406, 255256482, 363249609, 484332812, 510512964, 726499218, 1452998436, 1574081639, 3148163278, 4722244917, 6296326556, 9444489834, 18888979668]

約数ペア:

[(1, 18888979668), (2, 9444489834), (3, 6296326556), (4, 4722244917), (6, 3148163278), (12, 1574081639), (13, 1452998436), (26, 726499218), (37, 510512964), (39, 484332812), (52, 363249609), (74, 255256482), (78, 242166406), (111, 170170988), (137, 137875764), (148, 127628241), (156, 121083203), (222, 85085494), (274, 68937882), (411, 45958588), (444, 42542747), (481, 39270228), (548, 34468941), (822, 22979294), (962, 19635114), (1443, 13090076), (1644, 11489647), (1781, 10605828), (1924, 9817557), (2886, 6545038), (3562, 5302914), (5069, 3726372), (5343, 3535276), (5772, 3272519), (7124, 2651457), (10138, 1863186), (10686, 1767638), (15207, 1242124), (20276, 931593), (21372, 883819), (23887, 790764), (30414, 621062), (47774, 395382), (60828, 310531), (65897, 286644), (71661, 263588), (95548, 197691), (131794, 143322)]