20162455908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{811}}^1\times {\mathrm{42281}}^1$

素因数の和:43113

約数の個数: 72

約数和(自身を含む): 54795442464

約数和(自身を除く): 34632986556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 811, 1622, 2433, 3244, 4866, 5677, 9732, 11354, 17031, 22708, 34062, 39739, 42281, 68124, 79478, 84562, 119217, 126843, 158956, 169124, 238434, 253686, 295967, 476868, 507372, 591934, 887901, 1183868, 1775802, 2071769, 3551604, 4143538, 6215307, 8287076, 12430614, 24861228, 34289891, 68579782, 102869673, 137159564, 205739346, 240029237, 411478692, 480058474, 720087711, 960116948, 1440175422, 1680204659, 2880350844, 3360409318, 5040613977, 6720818636, 10081227954, 20162455908]

約数ペア:

[(1, 20162455908), (2, 10081227954), (3, 6720818636), (4, 5040613977), (6, 3360409318), (7, 2880350844), (12, 1680204659), (14, 1440175422), (21, 960116948), (28, 720087711), (42, 480058474), (49, 411478692), (84, 240029237), (98, 205739346), (147, 137159564), (196, 102869673), (294, 68579782), (588, 34289891), (811, 24861228), (1622, 12430614), (2433, 8287076), (3244, 6215307), (4866, 4143538), (5677, 3551604), (9732, 2071769), (11354, 1775802), (17031, 1183868), (22708, 887901), (34062, 591934), (39739, 507372), (42281, 476868), (68124, 295967), (79478, 253686), (84562, 238434), (119217, 169124), (126843, 158956)]