19944997630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{44221}}^1$

素因数の和:44341

約数の個数: 64

約数和(自身を含む): 39201211008

約数和(自身を除く): 19256213378

約数列:

[1, 2, 5, 10, 23, 37, 46, 53, 74, 106, 115, 185, 230, 265, 370, 530, 851, 1219, 1702, 1961, 2438, 3922, 4255, 6095, 8510, 9805, 12190, 19610, 44221, 45103, 88442, 90206, 221105, 225515, 442210, 451030, 1017083, 1636177, 2034166, 2343713, 3272354, 4687426, 5085415, 8180885, 10170830, 11718565, 16361770, 23437130, 37632071, 53905399, 75264142, 86717381, 107810798, 173434762, 188160355, 269526995, 376320710, 433586905, 539053990, 867173810, 1994499763, 3988999526, 9972498815, 19944997630]

約数ペア:

[(1, 19944997630), (2, 9972498815), (5, 3988999526), (10, 1994499763), (23, 867173810), (37, 539053990), (46, 433586905), (53, 376320710), (74, 269526995), (106, 188160355), (115, 173434762), (185, 107810798), (230, 86717381), (265, 75264142), (370, 53905399), (530, 37632071), (851, 23437130), (1219, 16361770), (1702, 11718565), (1961, 10170830), (2438, 8180885), (3922, 5085415), (4255, 4687426), (6095, 3272354), (8510, 2343713), (9805, 2034166), (12190, 1636177), (19610, 1017083), (44221, 451030), (45103, 442210), (88442, 225515), (90206, 221105)]