18961314552

素因数分解:

$2^3\times 3^2\times {\mathrm{20071}}^1\times {\mathrm{13121}}^1$

素因数の和:33204

約数の個数: 48

約数和(自身を含む): 51360032880

約数和(自身を除く): 32398718328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 13121, 20071, 26242, 39363, 40142, 52484, 60213, 78726, 80284, 104968, 118089, 120426, 157452, 160568, 180639, 236178, 240852, 314904, 361278, 472356, 481704, 722556, 944712, 1445112, 263351591, 526703182, 790054773, 1053406364, 1580109546, 2106812728, 2370164319, 3160219092, 4740328638, 6320438184, 9480657276, 18961314552]

約数ペア:

[(1, 18961314552), (2, 9480657276), (3, 6320438184), (4, 4740328638), (6, 3160219092), (8, 2370164319), (9, 2106812728), (12, 1580109546), (18, 1053406364), (24, 790054773), (36, 526703182), (72, 263351591), (13121, 1445112), (20071, 944712), (26242, 722556), (39363, 481704), (40142, 472356), (52484, 361278), (60213, 314904), (78726, 240852), (80284, 236178), (104968, 180639), (118089, 160568), (120426, 157452)]