18670920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 59253120

約数和(自身を除く): 40582200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 431, 456, 570, 722, 760, 862, 1083, 1140, 1293, 1444, 1724, 1805, 2155, 2166, 2280, 2586, 2888, 3448, 3610, 4310, 4332, 5172, 5415, 6465, 7220, 8189, 8620, 8664, 10344, 10830, 12930, 14440, 16378, 17240, 21660, 24567, 25860, 32756, 40945, 43320, 49134, 51720, 65512, 81890, 98268, 122835, 155591, 163780, 196536, 245670, 311182, 327560, 466773, 491340, 622364, 777955, 933546, 982680, 1244728, 1555910, 1867092, 2333865, 3111820, 3734184, 4667730, 6223640, 9335460, 18670920]

約数ペア:

[(1, 18670920), (2, 9335460), (3, 6223640), (4, 4667730), (5, 3734184), (6, 3111820), (8, 2333865), (10, 1867092), (12, 1555910), (15, 1244728), (19, 982680), (20, 933546), (24, 777955), (30, 622364), (38, 491340), (40, 466773), (57, 327560), (60, 311182), (76, 245670), (95, 196536), (114, 163780), (120, 155591), (152, 122835), (190, 98268), (228, 81890), (285, 65512), (361, 51720), (380, 49134), (431, 43320), (456, 40945), (570, 32756), (722, 25860), (760, 24567), (862, 21660), (1083, 17240), (1140, 16378), (1293, 14440), (1444, 12930), (1724, 10830), (1805, 10344), (2155, 8664), (2166, 8620), (2280, 8189), (2586, 7220), (2888, 6465), (3448, 5415), (3610, 5172), (4310, 4332)]