209888934

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 462274560

約数和(自身を除く): 252385626

約数列:

[1, 2, 3, 6, 19, 38, 43, 47, 57, 86, 94, 114, 129, 141, 258, 282, 817, 893, 911, 1634, 1786, 1822, 2021, 2451, 2679, 2733, 4042, 4902, 5358, 5466, 6063, 12126, 17309, 34618, 38399, 39173, 42817, 51927, 76798, 78346, 85634, 103854, 115197, 117519, 128451, 230394, 235038, 256902, 744287, 813523, 1488574, 1627046, 1841131, 2232861, 2440569, 3682262, 4465722, 4881138, 5523393, 11046786, 34981489, 69962978, 104944467, 209888934]

約数ペア:

[(1, 209888934), (2, 104944467), (3, 69962978), (6, 34981489), (19, 11046786), (38, 5523393), (43, 4881138), (47, 4465722), (57, 3682262), (86, 2440569), (94, 2232861), (114, 1841131), (129, 1627046), (141, 1488574), (258, 813523), (282, 744287), (817, 256902), (893, 235038), (911, 230394), (1634, 128451), (1786, 117519), (1822, 115197), (2021, 103854), (2451, 85634), (2679, 78346), (2733, 76798), (4042, 51927), (4902, 42817), (5358, 39173), (5466, 38399), (6063, 34618), (12126, 17309)]