19103671288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{19289}}^1$

素因数の和:19504

約数の個数: 64

約数和(自身を含む): 39374748000

約数和(自身を除く): 20271076712

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 107, 178, 214, 356, 428, 712, 856, 1157, 1391, 2314, 2782, 4628, 5564, 9256, 9523, 11128, 19046, 19289, 38092, 38578, 76184, 77156, 123799, 154312, 247598, 250757, 495196, 501514, 990392, 1003028, 1716721, 2006056, 2063923, 3433442, 4127846, 6866884, 8255692, 13733768, 16511384, 22317373, 26830999, 44634746, 53661998, 89269492, 107323996, 178538984, 183689147, 214647992, 367378294, 734756588, 1469513176, 2387958911, 4775917822, 9551835644, 19103671288]

約数ペア:

[(1, 19103671288), (2, 9551835644), (4, 4775917822), (8, 2387958911), (13, 1469513176), (26, 734756588), (52, 367378294), (89, 214647992), (104, 183689147), (107, 178538984), (178, 107323996), (214, 89269492), (356, 53661998), (428, 44634746), (712, 26830999), (856, 22317373), (1157, 16511384), (1391, 13733768), (2314, 8255692), (2782, 6866884), (4628, 4127846), (5564, 3433442), (9256, 2063923), (9523, 2006056), (11128, 1716721), (19046, 1003028), (19289, 990392), (38092, 501514), (38578, 495196), (76184, 250757), (77156, 247598), (123799, 154312)]