19231408

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 45711360

約数和(自身を除く): 26479952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 191, 203, 217, 232, 248, 382, 406, 434, 464, 496, 764, 812, 868, 899, 1337, 1528, 1624, 1736, 1798, 2674, 3056, 3248, 3472, 3596, 5348, 5539, 5921, 6293, 7192, 10696, 11078, 11842, 12586, 14384, 21392, 22156, 23684, 25172, 38773, 41447, 44312, 47368, 50344, 77546, 82894, 88624, 94736, 100688, 155092, 165788, 171709, 310184, 331576, 343418, 620368, 663152, 686836, 1201963, 1373672, 2403926, 2747344, 4807852, 9615704, 19231408]

約数ペア:

[(1, 19231408), (2, 9615704), (4, 4807852), (7, 2747344), (8, 2403926), (14, 1373672), (16, 1201963), (28, 686836), (29, 663152), (31, 620368), (56, 343418), (58, 331576), (62, 310184), (112, 171709), (116, 165788), (124, 155092), (191, 100688), (203, 94736), (217, 88624), (232, 82894), (248, 77546), (382, 50344), (406, 47368), (434, 44312), (464, 41447), (496, 38773), (764, 25172), (812, 23684), (868, 22156), (899, 21392), (1337, 14384), (1528, 12586), (1624, 11842), (1736, 11078), (1798, 10696), (2674, 7192), (3056, 6293), (3248, 5921), (3472, 5539), (3596, 5348)]