20138381694

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{2789}}^1$

素因数の和:3350

約数の個数: 96

約数和(自身を含む): 47110377600

約数和(自身を除く): 26971995906

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 491, 774, 817, 982, 1473, 1634, 2451, 2789, 2946, 4419, 4902, 5578, 7353, 8367, 8838, 9329, 14706, 16734, 18658, 21113, 25101, 27987, 42226, 50202, 52991, 55974, 63339, 83961, 105982, 119927, 126678, 158973, 167922, 190017, 239854, 317946, 359781, 380034, 401147, 476919, 719562, 802294, 953838, 1079343, 1203441, 1369399, 2158686, 2278613, 2406882, 2738798, 3610323, 4108197, 4557226, 6835839, 7220646, 8216394, 12324591, 13671678, 20507517, 24649182, 26018581, 41015034, 52037162, 58884157, 78055743, 117768314, 156111486, 176652471, 234167229, 353304942, 468334458, 529957413, 1059914826, 1118798983, 2237597966, 3356396949, 6712793898, 10069190847, 20138381694]

約数ペア:

[(1, 20138381694), (2, 10069190847), (3, 6712793898), (6, 3356396949), (9, 2237597966), (18, 1118798983), (19, 1059914826), (38, 529957413), (43, 468334458), (57, 353304942), (86, 234167229), (114, 176652471), (129, 156111486), (171, 117768314), (258, 78055743), (342, 58884157), (387, 52037162), (491, 41015034), (774, 26018581), (817, 24649182), (982, 20507517), (1473, 13671678), (1634, 12324591), (2451, 8216394), (2789, 7220646), (2946, 6835839), (4419, 4557226), (4902, 4108197), (5578, 3610323), (7353, 2738798), (8367, 2406882), (8838, 2278613), (9329, 2158686), (14706, 1369399), (16734, 1203441), (18658, 1079343), (21113, 953838), (25101, 802294), (27987, 719562), (42226, 476919), (50202, 401147), (52991, 380034), (55974, 359781), (63339, 317946), (83961, 239854), (105982, 190017), (119927, 167922), (126678, 158973)]