20631132

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 72

約数和(自身を含む): 56905520

約数和(自身を除く): 36274388

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 289, 306, 459, 578, 612, 661, 867, 918, 1156, 1322, 1734, 1836, 1983, 2601, 2644, 3468, 3966, 5202, 5949, 7803, 7932, 10404, 11237, 11898, 15606, 17847, 22474, 23796, 31212, 33711, 35694, 44948, 67422, 71388, 101133, 134844, 191029, 202266, 303399, 382058, 404532, 573087, 606798, 764116, 1146174, 1213596, 1719261, 2292348, 3438522, 5157783, 6877044, 10315566, 20631132]

約数ペア:

[(1, 20631132), (2, 10315566), (3, 6877044), (4, 5157783), (6, 3438522), (9, 2292348), (12, 1719261), (17, 1213596), (18, 1146174), (27, 764116), (34, 606798), (36, 573087), (51, 404532), (54, 382058), (68, 303399), (102, 202266), (108, 191029), (153, 134844), (204, 101133), (289, 71388), (306, 67422), (459, 44948), (578, 35694), (612, 33711), (661, 31212), (867, 23796), (918, 22474), (1156, 17847), (1322, 15606), (1734, 11898), (1836, 11237), (1983, 10404), (2601, 7932), (2644, 7803), (3468, 5949), (3966, 5202)]