1781722644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19391}}^1$

素因数の和:19461

約数の個数: 96

約数和(自身を含む): 4865064960

約数和(自身を除く): 3083342316

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 156, 186, 228, 247, 372, 403, 494, 589, 741, 806, 988, 1178, 1209, 1482, 1612, 1767, 2356, 2418, 2964, 3534, 4836, 7068, 7657, 15314, 19391, 22971, 30628, 38782, 45942, 58173, 77564, 91884, 116346, 232692, 252083, 368429, 504166, 601121, 736858, 756249, 1008332, 1105287, 1202242, 1473716, 1512498, 1803363, 2210574, 2404484, 3024996, 3606726, 4421148, 4789577, 7213452, 7814573, 9579154, 11421299, 14368731, 15629146, 19158308, 22842598, 23443719, 28737462, 31258292, 34263897, 45685196, 46887438, 57474924, 68527794, 93774876, 137055588, 148476887, 296953774, 445430661, 593907548, 890861322, 1781722644]

約数ペア:

[(1, 1781722644), (2, 890861322), (3, 593907548), (4, 445430661), (6, 296953774), (12, 148476887), (13, 137055588), (19, 93774876), (26, 68527794), (31, 57474924), (38, 46887438), (39, 45685196), (52, 34263897), (57, 31258292), (62, 28737462), (76, 23443719), (78, 22842598), (93, 19158308), (114, 15629146), (124, 14368731), (156, 11421299), (186, 9579154), (228, 7814573), (247, 7213452), (372, 4789577), (403, 4421148), (494, 3606726), (589, 3024996), (741, 2404484), (806, 2210574), (988, 1803363), (1178, 1512498), (1209, 1473716), (1482, 1202242), (1612, 1105287), (1767, 1008332), (2356, 756249), (2418, 736858), (2964, 601121), (3534, 504166), (4836, 368429), (7068, 252083), (7657, 232692), (15314, 116346), (19391, 91884), (22971, 77564), (30628, 58173), (38782, 45942)]