17963426988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{20759}}^1$

素因数の和:20868

約数の個数: 108

約数和(自身を含む): 50066518320

約数和(自身を除く): 32103091332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 1849, 2236, 3354, 3698, 5031, 5547, 6708, 7396, 10062, 11094, 16641, 20124, 20759, 22188, 24037, 33282, 41518, 48074, 62277, 66564, 72111, 83036, 96148, 124554, 144222, 186831, 216333, 249108, 269867, 288444, 373662, 432666, 539734, 747324, 809601, 865332, 892637, 1079468, 1619202, 1785274, 2428803, 2677911, 3238404, 3570548, 4857606, 5355822, 8033733, 9715212, 10711644, 11604281, 16067466, 23208562, 32134932, 34812843, 38383391, 46417124, 69625686, 76766782, 104438529, 115150173, 139251372, 153533564, 208877058, 230300346, 345450519, 417754116, 460600692, 498984083, 690901038, 997968166, 1381802076, 1496952249, 1995936332, 2993904498, 4490856747, 5987808996, 8981713494, 17963426988]

約数ペア:

[(1, 17963426988), (2, 8981713494), (3, 5987808996), (4, 4490856747), (6, 2993904498), (9, 1995936332), (12, 1496952249), (13, 1381802076), (18, 997968166), (26, 690901038), (36, 498984083), (39, 460600692), (43, 417754116), (52, 345450519), (78, 230300346), (86, 208877058), (117, 153533564), (129, 139251372), (156, 115150173), (172, 104438529), (234, 76766782), (258, 69625686), (387, 46417124), (468, 38383391), (516, 34812843), (559, 32134932), (774, 23208562), (1118, 16067466), (1548, 11604281), (1677, 10711644), (1849, 9715212), (2236, 8033733), (3354, 5355822), (3698, 4857606), (5031, 3570548), (5547, 3238404), (6708, 2677911), (7396, 2428803), (10062, 1785274), (11094, 1619202), (16641, 1079468), (20124, 892637), (20759, 865332), (22188, 809601), (24037, 747324), (33282, 539734), (41518, 432666), (48074, 373662), (62277, 288444), (66564, 269867), (72111, 249108), (83036, 216333), (96148, 186831), (124554, 144222)]