20194688748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{794191}}^1$

素因数の和:794374

約数の個数: 48

約数和(自身を含む): 51057015296

約数和(自身を除く): 30862326548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 978, 1956, 2119, 4238, 6357, 8476, 12714, 25428, 794191, 1588382, 2382573, 3176764, 4765146, 9530292, 10324483, 20648966, 30973449, 41297932, 61946898, 123893796, 129453133, 258906266, 388359399, 517812532, 776718798, 1553437596, 1682890729, 3365781458, 5048672187, 6731562916, 10097344374, 20194688748]

約数ペア:

[(1, 20194688748), (2, 10097344374), (3, 6731562916), (4, 5048672187), (6, 3365781458), (12, 1682890729), (13, 1553437596), (26, 776718798), (39, 517812532), (52, 388359399), (78, 258906266), (156, 129453133), (163, 123893796), (326, 61946898), (489, 41297932), (652, 30973449), (978, 20648966), (1956, 10324483), (2119, 9530292), (4238, 4765146), (6357, 3176764), (8476, 2382573), (12714, 1588382), (25428, 794191)]