19673220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1561

約数の個数: 96

約数和(自身を含む): 65028096

約数和(自身を除く): 45354876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1511, 1860, 2170, 2604, 3022, 3255, 4340, 4533, 6044, 6510, 7555, 9066, 10577, 13020, 15110, 18132, 21154, 22665, 30220, 31731, 42308, 45330, 46841, 52885, 63462, 90660, 93682, 105770, 126924, 140523, 158655, 187364, 211540, 234205, 281046, 317310, 327887, 468410, 562092, 634620, 655774, 702615, 936820, 983661, 1311548, 1405230, 1639435, 1967322, 2810460, 3278870, 3934644, 4918305, 6557740, 9836610, 19673220]

約数ペア:

[(1, 19673220), (2, 9836610), (3, 6557740), (4, 4918305), (5, 3934644), (6, 3278870), (7, 2810460), (10, 1967322), (12, 1639435), (14, 1405230), (15, 1311548), (20, 983661), (21, 936820), (28, 702615), (30, 655774), (31, 634620), (35, 562092), (42, 468410), (60, 327887), (62, 317310), (70, 281046), (84, 234205), (93, 211540), (105, 187364), (124, 158655), (140, 140523), (155, 126924), (186, 105770), (210, 93682), (217, 90660), (310, 63462), (372, 52885), (420, 46841), (434, 45330), (465, 42308), (620, 31731), (651, 30220), (868, 22665), (930, 21154), (1085, 18132), (1302, 15110), (1511, 13020), (1860, 10577), (2170, 9066), (2604, 7555), (3022, 6510), (3255, 6044), (4340, 4533)]