23142988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 49158144

約数和(自身を除く): 26015156

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 47, 62, 76, 94, 124, 188, 209, 341, 361, 418, 517, 589, 682, 722, 836, 893, 1034, 1178, 1364, 1444, 1457, 1786, 2068, 2356, 2914, 3572, 3971, 5828, 6479, 7942, 9823, 11191, 12958, 15884, 16027, 16967, 19646, 22382, 25916, 27683, 32054, 33934, 39292, 44764, 55366, 64108, 67868, 110732, 123101, 186637, 246202, 304513, 373274, 492404, 525977, 609026, 746548, 1051954, 1218052, 2103908, 5785747, 11571494, 23142988]

約数ペア:

[(1, 23142988), (2, 11571494), (4, 5785747), (11, 2103908), (19, 1218052), (22, 1051954), (31, 746548), (38, 609026), (44, 525977), (47, 492404), (62, 373274), (76, 304513), (94, 246202), (124, 186637), (188, 123101), (209, 110732), (341, 67868), (361, 64108), (418, 55366), (517, 44764), (589, 39292), (682, 33934), (722, 32054), (836, 27683), (893, 25916), (1034, 22382), (1178, 19646), (1364, 16967), (1444, 16027), (1457, 15884), (1786, 12958), (2068, 11191), (2356, 9823), (2914, 7942), (3572, 6479), (3971, 5828)]