19484940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 57302784

約数和(自身を除く): 37817844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 67, 74, 111, 131, 134, 148, 185, 201, 222, 262, 268, 335, 370, 393, 402, 444, 524, 555, 655, 670, 740, 786, 804, 1005, 1110, 1310, 1340, 1572, 1965, 2010, 2220, 2479, 2620, 3930, 4020, 4847, 4958, 7437, 7860, 8777, 9694, 9916, 12395, 14541, 14874, 17554, 19388, 24235, 24790, 26331, 29082, 29748, 35108, 37185, 43885, 48470, 49580, 52662, 58164, 72705, 74370, 87770, 96940, 105324, 131655, 145410, 148740, 175540, 263310, 290820, 324749, 526620, 649498, 974247, 1298996, 1623745, 1948494, 3247490, 3896988, 4871235, 6494980, 9742470, 19484940]

約数ペア:

[(1, 19484940), (2, 9742470), (3, 6494980), (4, 4871235), (5, 3896988), (6, 3247490), (10, 1948494), (12, 1623745), (15, 1298996), (20, 974247), (30, 649498), (37, 526620), (60, 324749), (67, 290820), (74, 263310), (111, 175540), (131, 148740), (134, 145410), (148, 131655), (185, 105324), (201, 96940), (222, 87770), (262, 74370), (268, 72705), (335, 58164), (370, 52662), (393, 49580), (402, 48470), (444, 43885), (524, 37185), (555, 35108), (655, 29748), (670, 29082), (740, 26331), (786, 24790), (804, 24235), (1005, 19388), (1110, 17554), (1310, 14874), (1340, 14541), (1572, 12395), (1965, 9916), (2010, 9694), (2220, 8777), (2479, 7860), (2620, 7437), (3930, 4958), (4020, 4847)]