18969678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 52118976

約数和(自身を除く): 33149298

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 37, 39, 42, 63, 74, 78, 91, 111, 117, 126, 182, 222, 234, 259, 273, 313, 333, 481, 518, 546, 626, 666, 777, 819, 939, 962, 1443, 1554, 1638, 1878, 2191, 2331, 2817, 2886, 3367, 4069, 4329, 4382, 4662, 5634, 6573, 6734, 8138, 8658, 10101, 11581, 12207, 13146, 19719, 20202, 23162, 24414, 28483, 30303, 34743, 36621, 39438, 56966, 60606, 69486, 73242, 81067, 85449, 104229, 150553, 162134, 170898, 208458, 243201, 256347, 301106, 451659, 486402, 512694, 729603, 903318, 1053871, 1354977, 1459206, 2107742, 2709954, 3161613, 6323226, 9484839, 18969678]

約数ペア:

[(1, 18969678), (2, 9484839), (3, 6323226), (6, 3161613), (7, 2709954), (9, 2107742), (13, 1459206), (14, 1354977), (18, 1053871), (21, 903318), (26, 729603), (37, 512694), (39, 486402), (42, 451659), (63, 301106), (74, 256347), (78, 243201), (91, 208458), (111, 170898), (117, 162134), (126, 150553), (182, 104229), (222, 85449), (234, 81067), (259, 73242), (273, 69486), (313, 60606), (333, 56966), (481, 39438), (518, 36621), (546, 34743), (626, 30303), (666, 28483), (777, 24414), (819, 23162), (939, 20202), (962, 19719), (1443, 13146), (1554, 12207), (1638, 11581), (1878, 10101), (2191, 8658), (2331, 8138), (2817, 6734), (2886, 6573), (3367, 5634), (4069, 4662), (4329, 4382)]