20194687884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{156011}}^1$

素因数の和:156115

約数の個数: 96

約数和(自身を含む): 57032994816

約数和(自身を除く): 36838306932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 67, 69, 84, 92, 134, 138, 161, 201, 268, 276, 322, 402, 469, 483, 644, 804, 938, 966, 1407, 1541, 1876, 1932, 2814, 3082, 4623, 5628, 6164, 9246, 10787, 18492, 21574, 32361, 43148, 64722, 129444, 156011, 312022, 468033, 624044, 936066, 1092077, 1872132, 2184154, 3276231, 3588253, 4368308, 6552462, 7176506, 10452737, 10764759, 13104924, 14353012, 20905474, 21529518, 25117771, 31358211, 41810948, 43059036, 50235542, 62716422, 73169159, 75353313, 100471084, 125432844, 146338318, 150706626, 219507477, 240412951, 292676636, 301413252, 439014954, 480825902, 721238853, 878029908, 961651804, 1442477706, 1682890657, 2884955412, 3365781314, 5048671971, 6731562628, 10097343942, 20194687884]

約数ペア:

[(1, 20194687884), (2, 10097343942), (3, 6731562628), (4, 5048671971), (6, 3365781314), (7, 2884955412), (12, 1682890657), (14, 1442477706), (21, 961651804), (23, 878029908), (28, 721238853), (42, 480825902), (46, 439014954), (67, 301413252), (69, 292676636), (84, 240412951), (92, 219507477), (134, 150706626), (138, 146338318), (161, 125432844), (201, 100471084), (268, 75353313), (276, 73169159), (322, 62716422), (402, 50235542), (469, 43059036), (483, 41810948), (644, 31358211), (804, 25117771), (938, 21529518), (966, 20905474), (1407, 14353012), (1541, 13104924), (1876, 10764759), (1932, 10452737), (2814, 7176506), (3082, 6552462), (4623, 4368308), (5628, 3588253), (6164, 3276231), (9246, 2184154), (10787, 1872132), (18492, 1092077), (21574, 936066), (32361, 624044), (43148, 468033), (64722, 312022), (129444, 156011)]