20181862845

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{2677}}^1$

素因数の和:2879

約数の個数: 96

約数和(自身を含む): 37223128800

約数和(自身を除く): 17041265955

約数列:

[1, 3, 5, 9, 15, 29, 45, 53, 87, 109, 145, 159, 261, 265, 327, 435, 477, 545, 795, 981, 1305, 1537, 1635, 2385, 2677, 3161, 4611, 4905, 5777, 7685, 8031, 9483, 13385, 13833, 15805, 17331, 23055, 24093, 28449, 28885, 40155, 47415, 51993, 69165, 77633, 86655, 120465, 141881, 142245, 167533, 232899, 259965, 291793, 388165, 425643, 502599, 698697, 709405, 837665, 875379, 1164495, 1276929, 1458965, 1507797, 2128215, 2512995, 2626137, 3493485, 4114549, 4376895, 6384645, 7538985, 8461997, 12343647, 13130685, 15465029, 20572745, 25385991, 37030941, 42309985, 46395087, 61718235, 76157973, 77325145, 126929955, 139185261, 185154705, 231975435, 380789865, 448485841, 695926305, 1345457523, 2242429205, 4036372569, 6727287615, 20181862845]

約数ペア:

[(1, 20181862845), (3, 6727287615), (5, 4036372569), (9, 2242429205), (15, 1345457523), (29, 695926305), (45, 448485841), (53, 380789865), (87, 231975435), (109, 185154705), (145, 139185261), (159, 126929955), (261, 77325145), (265, 76157973), (327, 61718235), (435, 46395087), (477, 42309985), (545, 37030941), (795, 25385991), (981, 20572745), (1305, 15465029), (1537, 13130685), (1635, 12343647), (2385, 8461997), (2677, 7538985), (3161, 6384645), (4611, 4376895), (4905, 4114549), (5777, 3493485), (7685, 2626137), (8031, 2512995), (9483, 2128215), (13385, 1507797), (13833, 1458965), (15805, 1276929), (17331, 1164495), (23055, 875379), (24093, 837665), (28449, 709405), (28885, 698697), (40155, 502599), (47415, 425643), (51993, 388165), (69165, 291793), (77633, 259965), (86655, 232899), (120465, 167533), (141881, 142245)]