20161411228

素因数分解:

$2^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{3989}}^1$

素因数の和:4355

約数の個数: 72

約数和(自身を含む): 41608773360

約数和(自身を除く): 21447362132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 241, 428, 482, 749, 964, 1498, 1687, 2996, 3374, 3989, 5243, 6748, 7978, 10486, 11809, 15956, 20972, 23618, 25787, 27923, 47236, 51574, 55846, 103148, 111692, 180509, 195461, 361018, 390922, 426823, 722036, 781844, 853646, 961349, 1263563, 1707292, 1922698, 2527126, 2987761, 3845396, 5054252, 5975522, 6729443, 11951044, 13458886, 20914327, 26917772, 41828654, 47106101, 83657308, 94212202, 102864343, 188424404, 205728686, 411457372, 720050401, 1440100802, 2880201604, 5040352807, 10080705614, 20161411228]

約数ペア:

[(1, 20161411228), (2, 10080705614), (4, 5040352807), (7, 2880201604), (14, 1440100802), (28, 720050401), (49, 411457372), (98, 205728686), (107, 188424404), (196, 102864343), (214, 94212202), (241, 83657308), (428, 47106101), (482, 41828654), (749, 26917772), (964, 20914327), (1498, 13458886), (1687, 11951044), (2996, 6729443), (3374, 5975522), (3989, 5054252), (5243, 3845396), (6748, 2987761), (7978, 2527126), (10486, 1922698), (11809, 1707292), (15956, 1263563), (20972, 961349), (23618, 853646), (25787, 781844), (27923, 722036), (47236, 426823), (51574, 390922), (55846, 361018), (103148, 195461), (111692, 180509)]