20159500042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1\times {\mathrm{751}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 35085312000

約数和(自身を除く): 14925811958

約数列:

[1, 2, 11, 19, 22, 38, 149, 209, 298, 418, 431, 751, 862, 1502, 1639, 2831, 3278, 4741, 5662, 8189, 8261, 9482, 14269, 16378, 16522, 28538, 31141, 62282, 64219, 90079, 111899, 128438, 156959, 180158, 223798, 313918, 323681, 647362, 706409, 1220161, 1230889, 1412818, 2126081, 2440322, 2461778, 3560491, 4252162, 6149939, 7120982, 12299878, 13421771, 23386891, 26843542, 46773782, 48228469, 67649329, 96456938, 135298658, 530513159, 916340911, 1061026318, 1832681822, 10079750021, 20159500042]

約数ペア:

[(1, 20159500042), (2, 10079750021), (11, 1832681822), (19, 1061026318), (22, 916340911), (38, 530513159), (149, 135298658), (209, 96456938), (298, 67649329), (418, 48228469), (431, 46773782), (751, 26843542), (862, 23386891), (1502, 13421771), (1639, 12299878), (2831, 7120982), (3278, 6149939), (4741, 4252162), (5662, 3560491), (8189, 2461778), (8261, 2440322), (9482, 2126081), (14269, 1412818), (16378, 1230889), (16522, 1220161), (28538, 706409), (31141, 647362), (62282, 323681), (64219, 313918), (90079, 223798), (111899, 180158), (128438, 156959)]