20339844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 57286656

約数和(自身を除く): 36946812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 73, 84, 93, 107, 124, 146, 186, 214, 217, 219, 292, 321, 372, 428, 434, 438, 511, 642, 651, 749, 868, 876, 1022, 1284, 1302, 1498, 1533, 2044, 2247, 2263, 2604, 2996, 3066, 3317, 4494, 4526, 6132, 6634, 6789, 7811, 8988, 9052, 9951, 13268, 13578, 15622, 15841, 19902, 23219, 23433, 27156, 31244, 31682, 39804, 46438, 46866, 47523, 54677, 63364, 69657, 92876, 93732, 95046, 109354, 139314, 164031, 190092, 218708, 242141, 278628, 328062, 484282, 656124, 726423, 968564, 1452846, 1694987, 2905692, 3389974, 5084961, 6779948, 10169922, 20339844]

約数ペア:

[(1, 20339844), (2, 10169922), (3, 6779948), (4, 5084961), (6, 3389974), (7, 2905692), (12, 1694987), (14, 1452846), (21, 968564), (28, 726423), (31, 656124), (42, 484282), (62, 328062), (73, 278628), (84, 242141), (93, 218708), (107, 190092), (124, 164031), (146, 139314), (186, 109354), (214, 95046), (217, 93732), (219, 92876), (292, 69657), (321, 63364), (372, 54677), (428, 47523), (434, 46866), (438, 46438), (511, 39804), (642, 31682), (651, 31244), (749, 27156), (868, 23433), (876, 23219), (1022, 19902), (1284, 15841), (1302, 15622), (1498, 13578), (1533, 13268), (2044, 9951), (2247, 9052), (2263, 8988), (2604, 7811), (2996, 6789), (3066, 6634), (3317, 6132), (4494, 4526)]