19580964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4049}}^1$

素因数の和:4100

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 31222236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4049, 4836, 8098, 12147, 16196, 24294, 48588, 52637, 105274, 125519, 157911, 210548, 251038, 315822, 376557, 502076, 631644, 753114, 1506228, 1631747, 3263494, 4895241, 6526988, 9790482, 19580964]

約数ペア:

[(1, 19580964), (2, 9790482), (3, 6526988), (4, 4895241), (6, 3263494), (12, 1631747), (13, 1506228), (26, 753114), (31, 631644), (39, 502076), (52, 376557), (62, 315822), (78, 251038), (93, 210548), (124, 157911), (156, 125519), (186, 105274), (372, 52637), (403, 48588), (806, 24294), (1209, 16196), (1612, 12147), (2418, 8098), (4049, 4836)]