19410560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2333}}^1$

素因数の和:2365

約数の個数: 64

約数和(自身を含む): 49994280

約数和(自身を除く): 30583720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 2333, 4160, 4666, 8320, 9332, 11665, 18664, 23330, 30329, 37328, 46660, 60658, 74656, 93320, 121316, 149312, 151645, 186640, 242632, 298624, 303290, 373280, 485264, 606580, 746560, 970528, 1213160, 1493120, 1941056, 2426320, 3882112, 4852640, 9705280, 19410560]

約数ペア:

[(1, 19410560), (2, 9705280), (4, 4852640), (5, 3882112), (8, 2426320), (10, 1941056), (13, 1493120), (16, 1213160), (20, 970528), (26, 746560), (32, 606580), (40, 485264), (52, 373280), (64, 303290), (65, 298624), (80, 242632), (104, 186640), (128, 151645), (130, 149312), (160, 121316), (208, 93320), (260, 74656), (320, 60658), (416, 46660), (520, 37328), (640, 30329), (832, 23330), (1040, 18664), (1664, 11665), (2080, 9332), (2333, 8320), (4160, 4666)]